4445464748495051525354
int main_fredex() { final int N=40; double[] g=new double[N]; double[][] a=new double[N][N]; new Quad_matrix(a); LUdcmp alu = new LUdcmp(a); for (int j=0;j<N;j++) g[j]=sin(j*PI/(N-1)); alu.solve(g,g); for (int j=0;j<N;j++) {