NAG CL Interface
C05 (Roots)
Roots of One or More Transcendental Equations

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C05 (Roots) Chapter Introduction – A description of the Chapter and an overview of the algorithms available.

Function
Mark of
Introduction

Purpose
c05auc 23 nag_roots_contfn_brent_interval
Zero of continuous function, Brent algorithm, from a given starting value, binary search for interval
c05avc 9 nag_roots_contfn_interval_rcomm
Binary search for interval containing zero of continuous function (reverse communication)
c05awc 23 nag_roots_contfn_cntin
Zero of continuous function, continuation method, from a given starting value
c05axc 9 nag_roots_contfn_cntin_rcomm
Zero of continuous function, continuation method, from a given starting value (reverse communication)
c05ayc 23 nag_roots_contfn_brent
Zero of continuous function in a given interval, Brent algorithm
c05azc 9 nag_roots_contfn_brent_rcomm
Zero of continuous function in a given interval, Brent algorithm (reverse communication)
c05bac 9 nag_roots_lambertw_real
Real values of Lambert's W function, W(x)
c05bbc 23 nag_roots_lambertw_complex
Values of Lambert's W function, W(z)
c05mbc 27 nag_roots_sys_func_aa
Solution of a system of nonlinear equations using Anderson acceleration
c05mdc 26.1 nag_roots_sys_func_aa_rcomm
Solution of a system of nonlinear equations using Anderson acceleration (reverse communication)
c05qbc 23 nag_roots_sys_func_easy
Solution of a system of nonlinear equations using function values only (easy-to-use)
c05qcc 23 nag_roots_sys_func_expert
Solution of a system of nonlinear equations using function values only (comprehensive)
c05qdc 23 nag_roots_sys_func_rcomm
Solution of a system of nonlinear equations using function values only (reverse communication)
c05qsc 23 nag_roots_sparsys_func_easy
Solution of a sparse system of nonlinear equations using function values only (easy-to-use)
c05rbc 23 nag_roots_sys_deriv_easy
Solution of a system of nonlinear equations using first derivatives (easy-to-use)
c05rcc 23 nag_roots_sys_deriv_expert
Solution of a system of nonlinear equations using first derivatives (comprehensive)
c05rdc 23 nag_roots_sys_deriv_rcomm
Solution of a system of nonlinear equations using first derivatives (reverse communication)
c05zdc 23 nag_roots_sys_deriv_check
Check user's function for calculating first derivatives of a set of nonlinear functions of several variables