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Merge pull request #56 from Magnus167/add-examples

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Add examples for map and zip methods in README
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Palash Tyagi 2025-07-06 11:34:42 +01:00 committed by GitHub
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@ -127,6 +127,25 @@ assert_eq!(transposed_matrix.rows(), 2);
assert_eq!(transposed_matrix.cols(), 3); assert_eq!(transposed_matrix.cols(), 3);
assert_eq!(transposed_matrix.data(), &[1.0, 4.0, 2.0, 5.0, 3.0, 6.0]); assert_eq!(transposed_matrix.data(), &[1.0, 4.0, 2.0, 5.0, 3.0, 6.0]);
// Map
let matrix = Matrix::from_cols(vec![vec![1.0, 2.0, 3.0], vec![4.0, 5.0, 6.0]]);
// Map function to double each value
let mapped_matrix = matrix.map(|x| x * 2.0);
// Expected data after mapping
// 2 8
// 4 10
// 6 12
assert_eq!(mapped_matrix.data(), &[2.0, 4.0, 6.0, 8.0, 10.0, 12.0]);
// Zip
let a = Matrix::from_cols(vec![vec![1.0, 2.0], vec![3.0, 4.0]]); // 2x2 matrix
let b = Matrix::from_cols(vec![vec![5.0, 6.0], vec![7.0, 8.0]]); // 2x2 matrix
// Zip function to add corresponding elements
let zipped_matrix = a.zip(&b, |x, y| x + y);
// Expected data after zipping
// 6 10
// 8 12
assert_eq!(zipped_matrix.data(), &[6.0, 8.0, 10.0, 12.0]);
``` ```
### More examples ### More examples