# Gaussian Elimination and Operation Count

Not what you're looking for? Search our solutions OR ask your own Custom question.

Consider the problem Ax=b where A is a tridiagonal matrix. What is the operation count for the forward elimination and the back substitution steps of Gauss elimination in this case? Count add/sub and mult/div operations separately, then give the overall order of the total operations needed. (Use O(n^p) notation).

Â© BrainMass Inc. brainmass.com March 4, 2021, 6:27 pm ad1c9bdddfhttps://brainmass.com/math/matrices/gaussian-elimination-operation-count-45219

#### Solution Summary

This solution shows how to find the operation count in a matrix using Gaussian elimination. All steps are provided with appropriate mathematical operations.

$2.49