Identity matrix: Difference between revisions
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m (Updated description and link for Fōrmulæ solution) |
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blsq ) 6 ^^^^10\/**XXcy\/co.+sp |
blsq ) 6 ^^^^10\/**XXcy\/co.+sp |
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</lang> |
</lang> |
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=={{header|BQN}}== |
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<lang>⍝ Using table |
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Eye ← =⌜˜∘↕ |
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•Show Eye 3 |
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⍝ Using reshape |
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Eye1 ← {𝕩‿𝕩⥊1∾𝕩⥊0} |
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Eye1 5</lang> |
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<lang>┌─ |
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╵ 1 0 0 |
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0 1 0 |
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0 0 1 |
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┘ |
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┌─ |
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╵ 1 0 0 0 0 |
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0 1 0 0 0 |
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0 0 1 0 0 |
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0 0 0 1 0 |
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0 0 0 0 1 |
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┘ |
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</lang> |
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<code>Eye</code> generates an identity matrix using a table of equality for [0,n). |
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<code>Eye1</code> reshapes a boolean vector to generate the matrix. |
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[https://mlochbaum.github.io/BQN/try.html#code=4o2dIFVzaW5nIHRhYmxlCkV5ZSDihpAgPeKMnMuc4oiY4oaVCuKAolNob3cgRXllIDMKCuKNnSBVc2luZyByZXNoYXBlCkV5ZTEg4oaQIHvwnZWp4oC/8J2VqeKlijHiiL7wnZWp4qWKMH0KRXllMSA1 Try it here!] |
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=={{header|C}}== |
=={{header|C}}== |
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