

Calculator Key: ■x²
| Real1 | → | Real2 | 
| Complex1 | → | Complex2 | 
| Array1 | → | Array2 | 
| Symbol1 | → | Expression2 | 
| Expression1 | → | Expression2 | 
The SQ operation multiplies its input argument by itself to produce the square of that input value. The value can be a real value, complex value or square matrix. The operation will fail on a non-square matrix or a vector. The result is the same as the input argument multiplied by itself.