| @@ 169-179 (lines=11) @@ | ||
| 166 | return new self($product, false); |
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| 167 | } |
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| 168 | ||
| 169 | public function divideByScalar($value): self |
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| 170 | { |
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| 171 | $newMatrix = []; |
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| 172 | for ($i = 0; $i < $this->rows; ++$i) { |
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| 173 | for ($j = 0; $j < $this->columns; ++$j) { |
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| 174 | $newMatrix[$i][$j] = $this->matrix[$i][$j] / $value; |
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| 175 | } |
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| 176 | } |
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| 177 | ||
| 178 | return new self($newMatrix, false); |
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| 179 | } |
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| 180 | ||
| 181 | public function multiplyByScalar($value): self |
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| 182 | { |
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| @@ 181-191 (lines=11) @@ | ||
| 178 | return new self($newMatrix, false); |
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| 179 | } |
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| 180 | ||
| 181 | public function multiplyByScalar($value): self |
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| 182 | { |
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| 183 | $newMatrix = []; |
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| 184 | for ($i = 0; $i < $this->rows; ++$i) { |
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| 185 | for ($j = 0; $j < $this->columns; ++$j) { |
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| 186 | $newMatrix[$i][$j] = $this->matrix[$i][$j] * $value; |
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| 187 | } |
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| 188 | } |
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| 189 | ||
| 190 | return new self($newMatrix, false); |
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| 191 | } |
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| 192 | ||
| 193 | /** |
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| 194 | * Element-wise addition of the matrix with another one |
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