# NAG CL Interfacee04vgc (nlp2_​sparse_​init)

Note: this function is deprecated. Replaced by e04src.
This was an initialization function for e04vhc which has been superseded by e04src. e04src is part of the NAG optimization modelling suite (see Section 4.1 in the E04 Chapter Introduction) which uses the initialization facilities common to that suite.

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## 1Purpose

e04vgc is used to initialize the function e04vhc.

## 2Specification

 #include
 void e04vgc (Nag_E04State *state, NagError *fail)
The function may be called by the names: e04vgc, nag_opt_nlp2_sparse_init or nag_opt_sparse_nlp_init.

## 3Description

e04vgc initializes the structure state for the function e04vhc.

None.

## 5Arguments

1: $\mathbf{state}$Nag_E04State * Communication Structure
state contains internal information required for functions in this suite. It must not be modified in any way.
2: $\mathbf{fail}$NagError * Input/Output
The NAG error argument (see Section 7 in the Introduction to the NAG Library CL Interface).

## 6Error Indicators and Warnings

NE_ALLOC_FAIL
Dynamic memory allocation failed.
See Section 3.1.2 in the Introduction to the NAG Library CL Interface for further information.
On entry, argument $⟨\mathit{\text{value}}⟩$ had an illegal value.
NE_INTERNAL_ERROR
An internal error has occurred in this function. Check the function call and any array sizes. If the call is correct then please contact NAG for assistance.
See Section 7.5 in the Introduction to the NAG Library CL Interface for further information.
NE_NO_LICENCE
Your licence key may have expired or may not have been installed correctly.
See Section 8 in the Introduction to the NAG Library CL Interface for further information.

Not applicable.