Matrix library, example #18

RedHatOfficial · Dec 23, 2019 · 5a77cab · 5a77cab
1 parent c4c4567
commit 5a77cab
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/lesson7/gonum/mat18.go b/lesson7/gonum/mat18.go
@@ -0,0 +1,15 @@
+package main
+
+import (
+	"fmt"
+	"gonum.org/v1/gonum/mat"
+)
+
+func main() {
+	m := mat.NewDense(3, 3, []float64{1, 0, 0, 0, 1, 0, 0, 0, 1})
+	v3 := mat.NewVecDense(3, []float64{2, 3, 4})
+	v := mat.NewVecDense(3, nil)
+	v.MulVec(m, v3)
+
+	fmt.Printf("v:\n%v\n\n", mat.Formatted(v))
+}