root / trunk / web / dojo / dojox / math / BigInteger-ext.js @ 12
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.math.BigInteger-ext"]){ |
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dojo._hasResource["dojox.math.BigInteger-ext"]=true; |
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dojo.provide("dojox.math.BigInteger-ext");
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dojo.experimental("dojox.math.BigInteger-ext");
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dojo.require("dojox.math.BigInteger");
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(function(){
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var _1=dojox.math.BigInteger,_2=_1._nbi,_3=_1._nbv,_4=_1._nbits,_5=_1._Montgomery;
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function _6(){ |
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var r=_2();
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this._copyTo(r);
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return r;
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}; |
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function _7(){ |
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if(this.s<0){ |
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if(this.t==1){ |
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return this[0]-this._DV; |
| 24 |
}else{
|
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if(this.t==0){ |
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return -1; |
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} |
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} |
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}else{
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if(this.t==1){ |
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return this[0]; |
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}else{
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if(this.t==0){ |
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return 0; |
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} |
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} |
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} |
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return ((this[1]&((1<<(32-this._DB))-1))<<this._DB)|this[0]; |
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}; |
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function _8(){ |
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return (this.t==0)?this.s:(this[0]<<24)>>24; |
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}; |
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function _9(){ |
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return (this.t==0)?this.s:(this[0]<<16)>>16; |
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}; |
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function _a(r){ |
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return Math.floor(Math.LN2*this._DB/Math.log(r)); |
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}; |
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function _b(){ |
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if(this.s<0){ |
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return -1; |
| 52 |
}else{
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if(this.t<=0||(this.t==1&&this[0]<=0)){ |
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return 0; |
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}else{
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return 1; |
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} |
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} |
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}; |
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function _c(b){ |
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if(b==null){ |
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b=10;
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} |
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if(this.signum()==0||b<2||b>36){ |
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return "0"; |
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} |
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var cs=this._chunkSize(b); |
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var a=Math.pow(b,cs);
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var d=_3(a),y=_2(),z=_2(),r=""; |
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this._divRemTo(d,y,z);
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while(y.signum()>0){ |
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r=(a+z.intValue()).toString(b).substr(1)+r;
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y._divRemTo(d,y,z); |
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} |
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return z.intValue().toString(b)+r;
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}; |
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function _d(s,b){ |
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this._fromInt(0); |
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if(b==null){ |
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b=10;
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} |
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var cs=this._chunkSize(b); |
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var d=Math.pow(b,cs),mi=false,j=0,w=0; |
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for(var i=0;i<s.length;++i){ |
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var x=intAt(s,i);
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if(x<0){ |
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if(s.charAt(i)=="-"&&this.signum()==0){ |
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mi=true;
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} |
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continue;
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} |
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w=b*w+x; |
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if(++j>=cs){
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this._dMultiply(d);
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this._dAddOffset(w,0); |
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j=0;
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w=0;
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} |
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} |
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if(j>0){ |
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this._dMultiply(Math.pow(b,j));
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this._dAddOffset(w,0); |
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} |
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if(mi){
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_1.ZERO._subTo(this,this); |
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} |
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}; |
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function _e(a,b,c){ |
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if("number"==typeof b){ |
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if(a<2){ |
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this._fromInt(1); |
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}else{
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this._fromNumber(a,c);
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if(!this.testBit(a-1)){ |
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this._bitwiseTo(_1.ONE.shiftLeft(a-1),_f,this); |
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} |
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if(this._isEven()){ |
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this._dAddOffset(1,0); |
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} |
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while(!this.isProbablePrime(b)){ |
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this._dAddOffset(2,0); |
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if(this.bitLength()>a){ |
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this._subTo(_1.ONE.shiftLeft(a-1),this); |
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} |
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} |
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} |
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}else{
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var x=[],t=a&7; |
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x.length=(a>>3)+1; |
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b.nextBytes(x); |
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if(t>0){ |
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x[0]&=((1<<t)-1); |
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}else{
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x[0]=0; |
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} |
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this._fromString(x,256); |
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} |
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}; |
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function _10(){ |
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var i=this.t,r=[]; |
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r[0]=this.s; |
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var p=this._DB-(i*this._DB)%8,d,k=0; |
| 143 |
if(i-->0){ |
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if(p<this._DB&&(d=this[i]>>p)!=(this.s&this._DM)>>p){ |
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r[k++]=d|(this.s<<(this._DB-p)); |
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} |
| 147 |
while(i>=0){ |
| 148 |
if(p<8){ |
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d=(this[i]&((1<<p)-1))<<(8-p); |
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d|=this[--i]>>(p+=this._DB-8); |
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}else{
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d=(this[i]>>(p-=8))&255; |
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if(p<=0){ |
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p+=this._DB;
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--i; |
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} |
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} |
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if((d&128)!=0){ |
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d|=-256;
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} |
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if(k==0&&(this.s&128)!=(d&128)){ |
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++k; |
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} |
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if(k>0||d!=this.s){ |
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r[k++]=d; |
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} |
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} |
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} |
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return r;
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}; |
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function _11(a){ |
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return (this.compareTo(a)==0); |
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}; |
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function _12(a){ |
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return (this.compareTo(a)<0)?this:a; |
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}; |
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function _13(a){ |
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return (this.compareTo(a)>0)?this:a; |
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}; |
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function _14(a,op,r){ |
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var i,f,m=Math.min(a.t,this.t); |
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for(i=0;i<m;++i){ |
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r[i]=op(this[i],a[i]);
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} |
| 185 |
if(a.t<this.t){ |
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f=a.s&this._DM;
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for(i=m;i<this.t;++i){ |
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r[i]=op(this[i],f);
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} |
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r.t=this.t;
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}else{
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f=this.s&this._DM; |
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for(i=m;i<a.t;++i){
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r[i]=op(f,a[i]); |
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} |
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r.t=a.t; |
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} |
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r.s=op(this.s,a.s);
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r._clamp(); |
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}; |
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function _15(x,y){ |
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return x&y;
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}; |
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function _16(a){ |
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var r=_2();
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this._bitwiseTo(a,_15,r);
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return r;
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}; |
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function _f(x,y){ |
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return x|y;
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}; |
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function _17(a){ |
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var r=_2();
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this._bitwiseTo(a,_f,r);
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return r;
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}; |
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function _18(x,y){ |
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return x^y;
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}; |
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function _19(a){ |
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var r=_2();
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this._bitwiseTo(a,_18,r);
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return r;
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}; |
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function _1a(x,y){ |
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return x&~y;
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}; |
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function _1b(a){ |
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var r=_2();
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this._bitwiseTo(a,_1a,r);
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return r;
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}; |
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function _1c(){ |
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var r=_2();
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for(var i=0;i<this.t;++i){ |
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r[i]=this._DM&~this[i]; |
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} |
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r.t=this.t;
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r.s=~this.s;
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return r;
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}; |
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function _1d(n){ |
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var r=_2();
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if(n<0){ |
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this._rShiftTo(-n,r);
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}else{
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this._lShiftTo(n,r);
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} |
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return r;
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}; |
| 251 |
function _1e(n){ |
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var r=_2();
|
| 253 |
if(n<0){ |
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this._lShiftTo(-n,r);
|
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}else{
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this._rShiftTo(n,r);
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} |
| 258 |
return r;
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}; |
| 260 |
function _1f(x){ |
| 261 |
if(x==0){ |
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return -1; |
| 263 |
} |
| 264 |
var r=0; |
| 265 |
if((x&65535)==0){ |
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x>>=16;
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r+=16;
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} |
| 269 |
if((x&255)==0){ |
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x>>=8;
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r+=8;
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} |
| 273 |
if((x&15)==0){ |
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x>>=4;
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r+=4;
|
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} |
| 277 |
if((x&3)==0){ |
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x>>=2;
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r+=2;
|
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} |
| 281 |
if((x&1)==0){ |
| 282 |
++r; |
| 283 |
} |
| 284 |
return r;
|
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}; |
| 286 |
function _20(){ |
| 287 |
for(var i=0;i<this.t;++i){ |
| 288 |
if(this[i]!=0){ |
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return i*this._DB+_1f(this[i]); |
| 290 |
} |
| 291 |
} |
| 292 |
if(this.s<0){ |
| 293 |
return this.t*this._DB; |
| 294 |
} |
| 295 |
return -1; |
| 296 |
}; |
| 297 |
function _21(x){ |
| 298 |
var r=0; |
| 299 |
while(x!=0){ |
| 300 |
x&=x-1;
|
| 301 |
++r; |
| 302 |
} |
| 303 |
return r;
|
| 304 |
}; |
| 305 |
function _22(){ |
| 306 |
var r=0,x=this.s&this._DM; |
| 307 |
for(var i=0;i<this.t;++i){ |
| 308 |
r+=_21(this[i]^x);
|
| 309 |
} |
| 310 |
return r;
|
| 311 |
}; |
| 312 |
function _23(n){ |
| 313 |
var j=Math.floor(n/this._DB); |
| 314 |
if(j>=this.t){ |
| 315 |
return (this.s!=0); |
| 316 |
} |
| 317 |
return ((this[j]&(1<<(n%this._DB)))!=0); |
| 318 |
}; |
| 319 |
function _24(n,op){ |
| 320 |
var r=_1.ONE.shiftLeft(n);
|
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this._bitwiseTo(r,op,r);
|
| 322 |
return r;
|
| 323 |
}; |
| 324 |
function _25(n){ |
| 325 |
return this._changeBit(n,_f); |
| 326 |
}; |
| 327 |
function _26(n){ |
| 328 |
return this._changeBit(n,_1a); |
| 329 |
}; |
| 330 |
function _27(n){ |
| 331 |
return this._changeBit(n,_18); |
| 332 |
}; |
| 333 |
function _28(a,r){ |
| 334 |
var i=0,c=0,m=Math.min(a.t,this.t); |
| 335 |
while(i<m){
|
| 336 |
c+=this[i]+a[i];
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| 337 |
r[i++]=c&this._DM;
|
| 338 |
c>>=this._DB;
|
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} |
| 340 |
if(a.t<this.t){ |
| 341 |
c+=a.s; |
| 342 |
while(i<this.t){ |
| 343 |
c+=this[i];
|
| 344 |
r[i++]=c&this._DM;
|
| 345 |
c>>=this._DB;
|
| 346 |
} |
| 347 |
c+=this.s;
|
| 348 |
}else{
|
| 349 |
c+=this.s;
|
| 350 |
while(i<a.t){
|
| 351 |
c+=a[i]; |
| 352 |
r[i++]=c&this._DM;
|
| 353 |
c>>=this._DB;
|
| 354 |
} |
| 355 |
c+=a.s; |
| 356 |
} |
| 357 |
r.s=(c<0)?-1:0; |
| 358 |
if(c>0){ |
| 359 |
r[i++]=c; |
| 360 |
}else{
|
| 361 |
if(c<-1){ |
| 362 |
r[i++]=this._DV+c;
|
| 363 |
} |
| 364 |
} |
| 365 |
r.t=i; |
| 366 |
r._clamp(); |
| 367 |
}; |
| 368 |
function _29(a){ |
| 369 |
var r=_2();
|
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this._addTo(a,r);
|
| 371 |
return r;
|
| 372 |
}; |
| 373 |
function _2a(a){ |
| 374 |
var r=_2();
|
| 375 |
this._subTo(a,r);
|
| 376 |
return r;
|
| 377 |
}; |
| 378 |
function _2b(a){ |
| 379 |
var r=_2();
|
| 380 |
this._multiplyTo(a,r);
|
| 381 |
return r;
|
| 382 |
}; |
| 383 |
function _2c(a){ |
| 384 |
var r=_2();
|
| 385 |
this._divRemTo(a,r,null); |
| 386 |
return r;
|
| 387 |
}; |
| 388 |
function _2d(a){ |
| 389 |
var r=_2();
|
| 390 |
this._divRemTo(a,null,r); |
| 391 |
return r;
|
| 392 |
}; |
| 393 |
function _2e(a){ |
| 394 |
var q=_2(),r=_2();
|
| 395 |
this._divRemTo(a,q,r);
|
| 396 |
return [q,r];
|
| 397 |
}; |
| 398 |
function _2f(n){ |
| 399 |
this[this.t]=this.am(0,n-1,this,0,0,this.t); |
| 400 |
++this.t;
|
| 401 |
this._clamp();
|
| 402 |
}; |
| 403 |
function _30(n,w){ |
| 404 |
while(this.t<=w){ |
| 405 |
this[this.t++]=0; |
| 406 |
} |
| 407 |
this[w]+=n;
|
| 408 |
while(this[w]>=this._DV){ |
| 409 |
this[w]-=this._DV; |
| 410 |
if(++w>=this.t){ |
| 411 |
this[this.t++]=0; |
| 412 |
} |
| 413 |
++this[w];
|
| 414 |
} |
| 415 |
}; |
| 416 |
function _31(){ |
| 417 |
}; |
| 418 |
function _32(x){ |
| 419 |
return x;
|
| 420 |
}; |
| 421 |
function _33(x,y,r){ |
| 422 |
x._multiplyTo(y,r); |
| 423 |
}; |
| 424 |
function _34(x,r){ |
| 425 |
x._squareTo(r); |
| 426 |
}; |
| 427 |
_31.prototype.convert=_32; |
| 428 |
_31.prototype.revert=_32; |
| 429 |
_31.prototype.mulTo=_33; |
| 430 |
_31.prototype.sqrTo=_34; |
| 431 |
function _35(e){ |
| 432 |
return this._exp(e,new _31()); |
| 433 |
}; |
| 434 |
function _36(a,n,r){ |
| 435 |
var i=Math.min(this.t+a.t,n); |
| 436 |
r.s=0;
|
| 437 |
r.t=i; |
| 438 |
while(i>0){ |
| 439 |
r[--i]=0;
|
| 440 |
} |
| 441 |
var j;
|
| 442 |
for(j=r.t-this.t;i<j;++i){ |
| 443 |
r[i+this.t]=this.am(0,a[i],r,i,0,this.t); |
| 444 |
} |
| 445 |
for(j=Math.min(a.t,n);i<j;++i){
|
| 446 |
this.am(0,a[i],r,i,0,n-i); |
| 447 |
} |
| 448 |
r._clamp(); |
| 449 |
}; |
| 450 |
function _37(a,n,r){ |
| 451 |
--n; |
| 452 |
var i=r.t=this.t+a.t-n; |
| 453 |
r.s=0;
|
| 454 |
while(--i>=0){ |
| 455 |
r[i]=0;
|
| 456 |
} |
| 457 |
for(i=Math.max(n-this.t,0);i<a.t;++i){ |
| 458 |
r[this.t+i-n]=this.am(n-i,a[i],r,0,0,this.t+i-n); |
| 459 |
} |
| 460 |
r._clamp(); |
| 461 |
r._drShiftTo(1,r);
|
| 462 |
}; |
| 463 |
function _38(m){ |
| 464 |
this.r2=_2();
|
| 465 |
this.q3=_2();
|
| 466 |
_1.ONE._dlShiftTo(2*m.t,this.r2); |
| 467 |
this.mu=this.r2.divide(m); |
| 468 |
this.m=m;
|
| 469 |
}; |
| 470 |
function _39(x){ |
| 471 |
if(x.s<0||x.t>2*this.m.t){ |
| 472 |
return x.mod(this.m); |
| 473 |
}else{
|
| 474 |
if(x.compareTo(this.m)<0){ |
| 475 |
return x;
|
| 476 |
}else{
|
| 477 |
var r=_2();
|
| 478 |
x._copyTo(r); |
| 479 |
this.reduce(r);
|
| 480 |
return r;
|
| 481 |
} |
| 482 |
} |
| 483 |
}; |
| 484 |
function _3a(x){ |
| 485 |
return x;
|
| 486 |
}; |
| 487 |
function _3b(x){ |
| 488 |
x._drShiftTo(this.m.t-1,this.r2); |
| 489 |
if(x.t>this.m.t+1){ |
| 490 |
x.t=this.m.t+1; |
| 491 |
x._clamp(); |
| 492 |
} |
| 493 |
this.mu._multiplyUpperTo(this.r2,this.m.t+1,this.q3); |
| 494 |
this.m._multiplyLowerTo(this.q3,this.m.t+1,this.r2); |
| 495 |
while(x.compareTo(this.r2)<0){ |
| 496 |
x._dAddOffset(1,this.m.t+1); |
| 497 |
} |
| 498 |
x._subTo(this.r2,x);
|
| 499 |
while(x.compareTo(this.m)>=0){ |
| 500 |
x._subTo(this.m,x);
|
| 501 |
} |
| 502 |
}; |
| 503 |
function _3c(x,r){ |
| 504 |
x._squareTo(r); |
| 505 |
this.reduce(r);
|
| 506 |
}; |
| 507 |
function _3d(x,y,r){ |
| 508 |
x._multiplyTo(y,r); |
| 509 |
this.reduce(r);
|
| 510 |
}; |
| 511 |
_38.prototype.convert=_39; |
| 512 |
_38.prototype.revert=_3a; |
| 513 |
_38.prototype.reduce=_3b; |
| 514 |
_38.prototype.mulTo=_3d; |
| 515 |
_38.prototype.sqrTo=_3c; |
| 516 |
function _3e(e,m){ |
| 517 |
var i=e.bitLength(),k,r=_3(1),z; |
| 518 |
if(i<=0){ |
| 519 |
return r;
|
| 520 |
}else{
|
| 521 |
if(i<18){ |
| 522 |
k=1;
|
| 523 |
}else{
|
| 524 |
if(i<48){ |
| 525 |
k=3;
|
| 526 |
}else{
|
| 527 |
if(i<144){ |
| 528 |
k=4;
|
| 529 |
}else{
|
| 530 |
if(i<768){ |
| 531 |
k=5;
|
| 532 |
}else{
|
| 533 |
k=6;
|
| 534 |
} |
| 535 |
} |
| 536 |
} |
| 537 |
} |
| 538 |
} |
| 539 |
if(i<8){ |
| 540 |
z=new Classic(m);
|
| 541 |
}else{
|
| 542 |
if(m._isEven()){
|
| 543 |
z=new _38(m);
|
| 544 |
}else{
|
| 545 |
z=new _5(m);
|
| 546 |
} |
| 547 |
} |
| 548 |
var g=[],n=3,k1=k-1,km=(1<<k)-1; |
| 549 |
g[1]=z.convert(this); |
| 550 |
if(k>1){ |
| 551 |
var g2=_2();
|
| 552 |
z.sqrTo(g[1],g2);
|
| 553 |
while(n<=km){
|
| 554 |
g[n]=_2(); |
| 555 |
z.mulTo(g2,g[n-2],g[n]);
|
| 556 |
n+=2;
|
| 557 |
} |
| 558 |
} |
| 559 |
var j=e.t-1,w,is1=true,r2=_2(),t; |
| 560 |
i=_4(e[j])-1;
|
| 561 |
while(j>=0){ |
| 562 |
if(i>=k1){
|
| 563 |
w=(e[j]>>(i-k1))&km; |
| 564 |
}else{
|
| 565 |
w=(e[j]&((1<<(i+1))-1))<<(k1-i); |
| 566 |
if(j>0){ |
| 567 |
w|=e[j-1]>>(this._DB+i-k1); |
| 568 |
} |
| 569 |
} |
| 570 |
n=k; |
| 571 |
while((w&1)==0){ |
| 572 |
w>>=1;
|
| 573 |
--n; |
| 574 |
} |
| 575 |
if((i-=n)<0){ |
| 576 |
i+=this._DB;
|
| 577 |
--j; |
| 578 |
} |
| 579 |
if(is1){
|
| 580 |
g[w]._copyTo(r); |
| 581 |
is1=false;
|
| 582 |
}else{
|
| 583 |
while(n>1){ |
| 584 |
z.sqrTo(r,r2); |
| 585 |
z.sqrTo(r2,r); |
| 586 |
n-=2;
|
| 587 |
} |
| 588 |
if(n>0){ |
| 589 |
z.sqrTo(r,r2); |
| 590 |
}else{
|
| 591 |
t=r; |
| 592 |
r=r2; |
| 593 |
r2=t; |
| 594 |
} |
| 595 |
z.mulTo(r2,g[w],r); |
| 596 |
} |
| 597 |
while(j>=0&&(e[j]&(1<<i))==0){ |
| 598 |
z.sqrTo(r,r2); |
| 599 |
t=r; |
| 600 |
r=r2; |
| 601 |
r2=t; |
| 602 |
if(--i<0){ |
| 603 |
i=this._DB-1; |
| 604 |
--j; |
| 605 |
} |
| 606 |
} |
| 607 |
} |
| 608 |
return z.revert(r);
|
| 609 |
}; |
| 610 |
function _3f(a){ |
| 611 |
var x=(this.s<0)?this.negate():this.clone(); |
| 612 |
var y=(a.s<0)?a.negate():a.clone(); |
| 613 |
if(x.compareTo(y)<0){ |
| 614 |
var t=x;
|
| 615 |
x=y; |
| 616 |
y=t; |
| 617 |
} |
| 618 |
var i=x.getLowestSetBit(),g=y.getLowestSetBit();
|
| 619 |
if(g<0){ |
| 620 |
return x;
|
| 621 |
} |
| 622 |
if(i<g){
|
| 623 |
g=i; |
| 624 |
} |
| 625 |
if(g>0){ |
| 626 |
x._rShiftTo(g,x); |
| 627 |
y._rShiftTo(g,y); |
| 628 |
} |
| 629 |
while(x.signum()>0){ |
| 630 |
if((i=x.getLowestSetBit())>0){ |
| 631 |
x._rShiftTo(i,x); |
| 632 |
} |
| 633 |
if((i=y.getLowestSetBit())>0){ |
| 634 |
y._rShiftTo(i,y); |
| 635 |
} |
| 636 |
if(x.compareTo(y)>=0){ |
| 637 |
x._subTo(y,x); |
| 638 |
x._rShiftTo(1,x);
|
| 639 |
}else{
|
| 640 |
y._subTo(x,y); |
| 641 |
y._rShiftTo(1,y);
|
| 642 |
} |
| 643 |
} |
| 644 |
if(g>0){ |
| 645 |
y._lShiftTo(g,y); |
| 646 |
} |
| 647 |
return y;
|
| 648 |
}; |
| 649 |
function _40(n){ |
| 650 |
if(n<=0){ |
| 651 |
return 0; |
| 652 |
} |
| 653 |
var d=this._DV%n,r=(this.s<0)?n-1:0; |
| 654 |
if(this.t>0){ |
| 655 |
if(d==0){ |
| 656 |
r=this[0]%n; |
| 657 |
}else{
|
| 658 |
for(var i=this.t-1;i>=0;--i){ |
| 659 |
r=(d*r+this[i])%n;
|
| 660 |
} |
| 661 |
} |
| 662 |
} |
| 663 |
return r;
|
| 664 |
}; |
| 665 |
function _41(m){ |
| 666 |
var ac=m._isEven();
|
| 667 |
if((this._isEven()&&ac)||m.signum()==0){ |
| 668 |
return _1.ZERO;
|
| 669 |
} |
| 670 |
var u=m.clone(),v=this.clone(); |
| 671 |
var a=_3(1),b=_3(0),c=_3(0),d=_3(1); |
| 672 |
while(u.signum()!=0){ |
| 673 |
while(u._isEven()){
|
| 674 |
u._rShiftTo(1,u);
|
| 675 |
if(ac){
|
| 676 |
if(!a._isEven()||!b._isEven()){
|
| 677 |
a._addTo(this,a);
|
| 678 |
b._subTo(m,b); |
| 679 |
} |
| 680 |
a._rShiftTo(1,a);
|
| 681 |
}else{
|
| 682 |
if(!b._isEven()){
|
| 683 |
b._subTo(m,b); |
| 684 |
} |
| 685 |
} |
| 686 |
b._rShiftTo(1,b);
|
| 687 |
} |
| 688 |
while(v._isEven()){
|
| 689 |
v._rShiftTo(1,v);
|
| 690 |
if(ac){
|
| 691 |
if(!c._isEven()||!d._isEven()){
|
| 692 |
c._addTo(this,c);
|
| 693 |
d._subTo(m,d); |
| 694 |
} |
| 695 |
c._rShiftTo(1,c);
|
| 696 |
}else{
|
| 697 |
if(!d._isEven()){
|
| 698 |
d._subTo(m,d); |
| 699 |
} |
| 700 |
} |
| 701 |
d._rShiftTo(1,d);
|
| 702 |
} |
| 703 |
if(u.compareTo(v)>=0){ |
| 704 |
u._subTo(v,u); |
| 705 |
if(ac){
|
| 706 |
a._subTo(c,a); |
| 707 |
} |
| 708 |
b._subTo(d,b); |
| 709 |
}else{
|
| 710 |
v._subTo(u,v); |
| 711 |
if(ac){
|
| 712 |
c._subTo(a,c); |
| 713 |
} |
| 714 |
d._subTo(b,d); |
| 715 |
} |
| 716 |
} |
| 717 |
if(v.compareTo(_1.ONE)!=0){ |
| 718 |
return _1.ZERO;
|
| 719 |
} |
| 720 |
if(d.compareTo(m)>=0){ |
| 721 |
return d.subtract(m);
|
| 722 |
} |
| 723 |
if(d.signum()<0){ |
| 724 |
d._addTo(m,d); |
| 725 |
}else{
|
| 726 |
return d;
|
| 727 |
} |
| 728 |
if(d.signum()<0){ |
| 729 |
return d.add(m);
|
| 730 |
}else{
|
| 731 |
return d;
|
| 732 |
} |
| 733 |
}; |
| 734 |
var _42=[2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,229,233,239,241,251,257,263,269,271,277,281,283,293,307,311,313,317,331,337,347,349,353,359,367,373,379,383,389,397,401,409,419,421,431,433,439,443,449,457,461,463,467,479,487,491,499,503,509]; |
| 735 |
var _43=(1<<26)/_42[_42.length-1]; |
| 736 |
function _44(t){ |
| 737 |
var i,x=this.abs(); |
| 738 |
if(x.t==1&&x[0]<=_42[_42.length-1]){ |
| 739 |
for(i=0;i<_42.length;++i){ |
| 740 |
if(x[0]==_42[i]){ |
| 741 |
return true; |
| 742 |
} |
| 743 |
} |
| 744 |
return false; |
| 745 |
} |
| 746 |
if(x._isEven()){
|
| 747 |
return false; |
| 748 |
} |
| 749 |
i=1;
|
| 750 |
while(i<_42.length){
|
| 751 |
var m=_42[i],j=i+1; |
| 752 |
while(j<_42.length&&m<_43){
|
| 753 |
m*=_42[j++]; |
| 754 |
} |
| 755 |
m=x._modInt(m); |
| 756 |
while(i<j){
|
| 757 |
if(m%_42[i++]==0){ |
| 758 |
return false; |
| 759 |
} |
| 760 |
} |
| 761 |
} |
| 762 |
return x._millerRabin(t);
|
| 763 |
}; |
| 764 |
function _45(t){ |
| 765 |
var n1=this.subtract(_1.ONE); |
| 766 |
var k=n1.getLowestSetBit();
|
| 767 |
if(k<=0){ |
| 768 |
return false; |
| 769 |
} |
| 770 |
var r=n1.shiftRight(k);
|
| 771 |
t=(t+1)>>1; |
| 772 |
if(t>_42.length){
|
| 773 |
t=_42.length; |
| 774 |
} |
| 775 |
var a=_2();
|
| 776 |
for(var i=0;i<t;++i){ |
| 777 |
a._fromInt(_42[i]); |
| 778 |
var y=a.modPow(r,this); |
| 779 |
if(y.compareTo(_1.ONE)!=0&&y.compareTo(n1)!=0){ |
| 780 |
var j=1; |
| 781 |
while(j++<k&&y.compareTo(n1)!=0){ |
| 782 |
y=y.modPowInt(2,this); |
| 783 |
if(y.compareTo(_1.ONE)==0){ |
| 784 |
return false; |
| 785 |
} |
| 786 |
} |
| 787 |
if(y.compareTo(n1)!=0){ |
| 788 |
return false; |
| 789 |
} |
| 790 |
} |
| 791 |
} |
| 792 |
return true; |
| 793 |
}; |
| 794 |
dojo.extend(_1,{_chunkSize:_a,_toRadix:_c,_fromRadix:_d,_fromNumber:_e,_bitwiseTo:_14,_changeBit:_24,_addTo:_28,_dMultiply:_2f,_dAddOffset:_30,_multiplyLowerTo:_36,_multiplyUpperTo:_37,_modInt:_40,_millerRabin:_45,clone:_6,intValue:_7,byteValue:_8,shortValue:_9,signum:_b,toByteArray:_10,equals:_11,min:_12,max:_13,and:_16,or:_17,xor:_19,andNot:_1b,not:_1c,shiftLeft:_1d,shiftRight:_1e,getLowestSetBit:_20,bitCount:_22,testBit:_23,setBit:_25,clearBit:_26,flipBit:_27,add:_29,subtract:_2a,multiply:_2b,divide:_2c,remainder:_2d,divideAndRemainder:_2e,modPow:_3e,modInverse:_41,pow:_35,gcd:_3f,isProbablePrime:_44});
|
| 795 |
})(); |
| 796 |
} |