Constructor
new Matrix(a)
Parameters:
| Name | Type | Description |
|---|---|---|
a |
Array | 2-dimensional array that initializes the matrix. |
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Example
const matrix = new Matrix( [[1, 2],[3, 4]] );Members
length
returns the number of rows in the matrix.
Methods
forEach()
calls a function for each row in the matrix.
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multiply(b)
Multiplies this matrix by another matrix
Parameters:
| Name | Type | Description |
|---|---|---|
b |
Matrix | Array | multiplication matrix or 2-dimensional array that is the matrix or 1-dimensional array that is the vector. |
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Returns:
new matrix as result of multiplication of matrices.
Example
const matrix = new Matrix( [[1, 2], [3, 4], [5, 6]] );
const res = matrix.multiply( [[7, 8, 9, 10], [11, 12, 13,14] );
res is : [[29, 32, 35, 38], [65, 72, 79, 86], [101, 112, 123, 134]]