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 Curious
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13h
asked about derivative of a matrix and trace
Apr
21
accepted contour plot in multiple linear regression
Apr
21
awarded  Curious
Apr
20
asked contour plot in multiple linear regression
Mar
25
revised are these propositions equivalent, case xor and then?
added 4 characters in body
Mar
25
comment are these propositions equivalent, case xor and then?
@thanks I will change the question then, "either" was the work I was looking for
Mar
25
asked are these propositions equivalent, case xor and then?
Mar
9
awarded  Commentator
Mar
9
comment converting from max to min in an optimization function?
thanks, but from where the term 1/2 appears?
Mar
9
comment converting from max to min in an optimization function?
@EugeneSh. there are other questions related to math here, so I dont see what is the deal
Mar
9
asked converting from max to min in an optimization function?
Mar
6
accepted number of ways to arrange pictures onto a wall
Feb
18
awarded  Benefactor
Feb
18
accepted combinatorial or permutation, which one is right in this case?
Feb
17
asked how this arithmetic series is getting its values?
Feb
15
comment combinatorial or permutation, which one is right in this case?
thanks for the answer, I was thinking about a collection of rooms and the sizes that could be build are fixed also: 100 sm, 200 sm and 400 sm; so according to your answer and if I take the probable area sizes I would end up with: (RBCS)^N
Feb
15
awarded  Promoter
Feb
14
comment combinatorial or permutation, which one is right in this case?
thank you very much @BrianM.Scott, I have added another value and make a draft solution of it; could you help me out?
Feb
14
revised combinatorial or permutation, which one is right in this case?
new data
Feb
14
revised combinatorial or permutation, which one is right in this case?
added 81 characters in body