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// Copyright ©2019 The Gonum Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package mat_test
import (
"fmt"
"gonum.org/v1/gonum/mat"
)
func ExampleCol() {
// This example copies the second column of a matrix into col, allocating a new slice of float64.
m := mat.NewDense(3, 3, []float64{
2.0, 9.0, 3.0,
4.5, 6.7, 8.0,
1.2, 3.0, 6.0,
})
col := mat.Col(nil, 1, m)
fmt.Printf("col = %#v", col)
// Output:
//
// col = []float64{9, 6.7, 3}
}
func ExampleRow() {
// This example copies the third row of a matrix into row, allocating a new slice of float64.
m := mat.NewDense(3, 3, []float64{
2.0, 9.0, 3.0,
4.5, 6.7, 8.0,
1.2, 3.0, 6.0,
})
row := mat.Row(nil, 2, m)
fmt.Printf("row = %#v", row)
// Output:
//
// row = []float64{1.2, 3, 6}
}