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# problem.slpEvaluateCoef

Purpose
Evaluate a coefficient using the current values of the variables
Topic areas
Solution, Nonlinear
Synopsis
`value = problem.slpEvaluateCoef(row, col)`
Arguments

row: constraint | Integer index of the row.
col: var | Integer index of the column.

Return value

value: float | A double precision value to receive the result of the calculation.

Further information
1. The values of the variables are obtained from the solution.
2. Argument row may contain either xpress.constraint objects or integer indices.
3. Argument col may contain either xpress.var objects or integer indices.
Related topics
problem.nlpEvaluateFormula
Parent Topic Xpress problem object methods

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