Mine
public text v1 · immutable public MyJavaArrey MulColumnWize (MyJavaArrey a) {
int i,j;
if (this.y != a.x) {
return null;
}
double [][] mulrow = new double[this.x][a.y];
for (j=0; j<a.y; j++) {
for (i=0; i<this.x; i++) {
mulrow[i][j] = Ginomeno(a,i,j);
}
}
this.pinakas=mulrow;
return this;
}
private double Ginomeno (MyJavaArrey a, int grammi, int stili) {
double sum=0;
int i,j;
for (i=0; i<this.y; i++) {
sum = sum + this.pinakas[grammi][i]*a.pinakas[i][stili];
}
return sum;
}