User:Jarle Pahr/NumPy

From OpenWetWare

(Difference between revisions)
Jump to: navigation, search
(Matrices and arrays)
Line 16: Line 16:
http://stackoverflow.com/questions/3337301/numpy-matrix-to-array
http://stackoverflow.com/questions/3337301/numpy-matrix-to-array
 +
 +
 +
Matrices:
 +
*Strictly 2-dimensional
 +
*Use of * results in matrix multiplication
 +
*Element-wise multiplication achieved with multiply()
 +
 +
 +
 +
Arrays:
 +
*Use of * results in element-wise multiplication
 +
*Matrix multiplication achieved with dot()

Revision as of 05:42, 23 August 2013

http://wiki.scipy.org/NumPy_for_Matlab_Users


https://pypi.python.org/pypi/numpy

http://wiki.scipy.org/Tentative_NumPy_Tutorial

64-bit installers: http://www.lfd.uci.edu/~gohlke/pythonlibs/


Matrices and arrays

http://stackoverflow.com/questions/12024820/danger-of-mixing-numpy-matrix-and-array

http://stackoverflow.com/questions/4151128/what-are-the-differences-between-numpy-arrays-and-matrices-which-one-should-i-u

http://stackoverflow.com/questions/3337301/numpy-matrix-to-array


Matrices:

  • Strictly 2-dimensional
  • Use of * results in matrix multiplication
  • Element-wise multiplication achieved with multiply()


Arrays:

  • Use of * results in element-wise multiplication
  • Matrix multiplication achieved with dot()
Personal tools