RSUM matrix function
Description
RSUM(A) Returns a column vector having the same number of rows as the argument. Each row of the result contains the sum of the elements in the corresponding row of A.
Calculator
See also
Recommended book
Matrix Algebra Useful for Statistics
Shayle R. Searle, Andre I. Khuri
Buy from Amazon
This book addresses matrix algebra that is useful in the statistical analysis of data as well as within statistics as a whole. The material is presented in an explanatory style rather than a formal theorem-proof format and is self-contained.