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Questions about the properties of vector spaces and linear transformations, including linear systems in general.
-3
votes
1
answer
2k
views
Eliminating redundant linear constraints? [closed]
I have an NxN matrix of linear constraints that is not of full rank. In other words, some of the constraints are linear combinations of other constraints. The "standard" linear algebra tools (determ …
6
votes
4
answers
16k
views
Linear Regression Coefficients W/ X, Y swapped
Let's say I have a linear regression model of the form $ y = B_x x + I_x + \epsilon $, where $B_x$ is the beta coefficient of the $x$ term, $I_x$ is the intercept term and $\epsilon$ is additive, norm …