X = -A; // change sign of elements
X = A + B; // Addition A += B; // A = A + B; X = A + s; // Scalar addition X = s + A; // A += s; // X = A - B; // Subtraction A -= B; // A = A - B; X = A - s; // Scalar subtraction X = s - A; // A -= s; // X = A * s; // Scalar multiplication X = s * A; // X *= s; // X = A * B; // Matrix multiplication A *= B; // A = A * B; v = A * u; // Matrix / column vector multiplication v = u * A; // Row vector / matrix multiplication X = s / A; // Scalar division X /= s; // X = s / X; bool b = (A == B); // Test whether A and B are equal bool b = (A != B); // !(A == B) <, >, <=, >= //