/* LU, LDL, and QR Matrix Decomposer and Solver. v0.3.0 (c) 2015 Bill Dwyer. MIT License. Build 14D11DBCD20 */ !function(r){var n,t,u,o,f,e,l,i,c,a,p,s,h,v,g,d;return o=function(r){var n,u,o,f,e,l,i,c,p,s,h,v,g,d,y,L,m,Q,R,b,U,q,w,A,D,S,k;if(!a(r))return null;for(c=r.length,n=function(){U=[];for(var r=0;c>=0?c>r:r>c;c>=0?r++:r--)U.push(r);return U}.apply(this).map(function(){return t(r[0],function(){return 0})}),u=function(){q=[];for(var r=0;c>=0?c>r:r>c;c>=0?r++:r--)q.push(r);return q}.apply(this).map(function(){return t(r[0],function(){return 0})}),l=s=0,v=c;v>=0?v>s:s>v;l=v>=0?++s:--s)n[l][l]=1;for(l=h=0,g=c;g>=0?g>h:h>g;l=g>=0?++h:--h)u[0][l]=r[0][l];for(e=A=1,d=c;d>=1?d>A:A>d;e=d>=1?++A:--A)for(l=D=0,y=c;y>=0?y>D:D>y;l=y>=0?++D:--D){for(i=S=0,L=e;L>=0?L>S:S>L;i=L>=0?++S:--S){for(w=r[e][i],p=k=0,m=i;m>=0?m>k:k>m;p=m>=0?++k:--k)w-=n[e][p]*u[p][i];n[e][i]=w/u[i][i]}for(i=o=Q=e,R=c;R>=Q?R>o:o>R;i=R>=Q?++o:--o){for(w=r[e][i],p=f=0,b=e;b>=0?b>f:f>b;p=b>=0?++f:--f)w-=n[e][p]*u[p][i];u[e][i]=w}}return{L:n,U:u}},u=function(r){var 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