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| hfti | Least Squares Solution using Householder Transformation |
| indx | Index-finding in a Sorted Vector |
| ldp | Least Squares Solution under Equality and Inequality Constraints |
| lsei | Least Squares Solution under Equality and Inequality Constraints |
| lsi | Least Squares Solution under Equality and Inequality Constraints |
| matMaxs | Row or Column Maximum Values of a Matrix |
| nnls | Least Squares and Quadratic Programming under Nonnegativity Constraints |
| pnnls | Least Squares and Quadratic Programming under Nonnegativity Constraints |
| pnnqp | Least Squares and Quadratic Programming under Nonnegativity Constraints |
| qp | Least Squares Solution under Equality and Inequality Constraints |