How to compute"mean","sum" for matrices?
111109
How to sum a numeric list elements
116824
Find the sum of two elements in a matrix
116509
How can I count the number of elements of a given value in a matrix?
17863
How to sum over a List
122385
Floating point arithmetic operations when row reducing matrices
113633
sum of series using mean value theorem
18014
Matrix multiplication: interpreting and understanding the process
131728
determine signature of matrix
27001
How to calculate the following sum:
99685
Matrix exponential for Jordan canonical form
89737
I need to multiply a series of matrices
66901
How to calculate the confidence interval of the mean of means?
84279
The average determinant of all integer matrices with coefficients $0,1,2$
151808
How do I get normal-sized fractions in my matrices?
26961
How do I calculate standard errors for sums of OLS coefficients?
147903
Similar matrices-Identity
57916
Transpose of product of matrices