fix typo in performance tips (thanks to Comer Duncan on the mailing l…

…ist)
jiahao · Jul 17, 2014 · c4547e6 · c4547e6
1 parent a327b47
commit c4547e6
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/doc/manual/performance-tips.rst b/doc/manual/performance-tips.rst
@@ -134,7 +134,7 @@ written as multiple definitions::
 
  function norm(A)
  if isa(A, Vector)
- return sqrt(real(dot(x,x)))
+ return sqrt(real(dot(A,A)))
  elseif isa(A, Matrix)
  return max(svd(A)[2])
  else
@@ -144,7 +144,7 @@ written as multiple definitions::
 
 This can be written more concisely and efficiently as::
 
- norm(A::Vector) = sqrt(real(dot(x,x)))
+ norm(x::Vector) = sqrt(real(dot(x,x)))
  norm(A::Matrix) = max(svd(A)[2])
 
 Write "type-stable" functions