January 16th, 2017, 08:19 AM  #1 
Newbie Joined: Jan 2017 From: Pakistan Posts: 4 Thanks: 0  How to show that:
1) Set of all m*n matrices 2) Set of all realvalued functions define for real values 3) Set of all realvalued contiguous functions define for [a, b] and (inf, inf) Are vector spaces. "Absolute honesty isn't the most diplomatic, nor the safest form of communication with emotional beings" 
January 16th, 2017, 01:55 PM  #2 
Global Moderator Joined: May 2007 Posts: 6,807 Thanks: 716 
Check basic rules for vector spaces.

January 28th, 2017, 04:28 AM  #3 
Math Team Joined: Jan 2015 From: Alabama Posts: 3,264 Thanks: 902 
Start with the definition of "vector space".


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