x_conv_tol

X-convergence tolerance

Specification

  • Alias: None

  • Arguments: REAL

  • Default: -1. (use NL2SOL internal default)

Description

x_conv_tol maps to the internal NL2SOL control xctol. It is the X-convergence tolerance (scaled relative accuracy of the solution variables).

The internal default is a function of machine epsilon (as limited by function_precision). The default is selected with a value of -1.