diff options
Diffstat (limited to 'lib/matrix.rb')
| -rw-r--r-- | lib/matrix.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/matrix.rb b/lib/matrix.rb index 8f57c73904..00fa762da6 100644 --- a/lib/matrix.rb +++ b/lib/matrix.rb @@ -1770,7 +1770,7 @@ class Vector # Vector[5,8,2].r => 9.643650761 # def magnitude - Math.sqrt(@elements.inject(0) {|v, e| v + e*e}) + Math.sqrt(@elements.inject(0) {|v, e| v + e.abs2}) end alias r magnitude alias norm magnitude |