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| Blending | A linear inverse blending problem |
| Chemtax | An overdetermined linear inverse problem: estimating algal composition based on pigment biomarkers |
| ldei | Weighted Least Distance Programming with equality and inequality constraints |
| ldp | Least Distance Programming |
| linp | Linear Programming |
| lsei | Least Squares with Equalities and Inequalities |
| Minkdiet | An underdetermined linear inverse problem: estimating diet composition of Southeast Alaskan Mink |
| nnls | Nonnegative Least Squares |
| resolution | Row and column resolution of a matrix |
| Solve | Generalised inverse solution of Ax=B |
| Solve.banded | Solution of banded system of linear equations |
| Solve.tridiag | Solution of tridiagonal system of linear equations |
| varranges | Calculates ranges of inverse variables |
| varsample | samples variables of linear inverse problems |
| xranges | Calculates ranges of inverse unknowns |
| xsample | Randomly samples an under- or overdetermined problem with linear equality and inequality conditions |