Timothy Goldsmith

Active since 2016

Followers: 0 Following: 0

Statistics

Feeds

Question

the acos funtion will not accept negagive numbers (e.g. -075) . WHY?
>> x = -1:.05:1; plot(x,acos(x)) grid on Subscript indices must either be real positive integers or logicals.

8 years ago | 1 answer | 0

1

answer

Question

2x2 matrix multiplied by a 2x1 column vector gives erratic results
For example: A=[3,-2;2,-2] times v=[1;-1] works, but fails if A=[1,2;3,4]. The problem seems to be that in Matlab matrix multip...

8 years ago | 1 answer | 0

1

answer