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Référence MQL5Méthodes sur les Matrices et les VecteursMatrix ClassificationIsScalar 

IsScalar

Check if a square matrix is scalar matrix.

bool matrix::IsScalar();

Return Value

True if square matrix is scalar matrix.

Note

Scalar matrix is a diagonal matrix, where all diagonal elements are equal.

Zero matrix of n-by-n size is scalar matrix. Square identity matrix is scalar matrix.

Scalar matrix

 
   I  0  0  0  0  0
   0  I  0  0  0  0
   0  0  I  0  0  0
   0  0  0  I  0  0
   0  0  0  0  I  0
   0  0  0  0  0  I