---
name: "zchkeq"
section: "3"
platform: "linux"
package: "lapack-doc"
version: "3.12.1-2"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/zchkeq.f"
---

# zchkeq(3)

Part of [zchkeq.f(3)](/zchkeq.f/3.md).

## NAME

TESTING/LIN/zchkeq.f

## SYNOPSIS

### Functions/Subroutines

subroutine **zchkeq** (thresh, nout)\
 **ZCHKEQ**

## Function/Subroutine Documentation

### subroutine zchkeq (double precision thresh, integer nout)

**ZCHKEQ**

**Purpose:**

```
!>
!> ZCHKEQ tests ZGEEQU, ZGBEQU, ZPOEQU, ZPPEQU and ZPBEQU
!>
```

**Parameters**

*THRESH*

```
!>          THRESH is DOUBLE PRECISION
!>          Threshold for testing routines. Should be between 2 and 10.
!>
```

*NOUT*

```
!>          NOUT is INTEGER
!>          The unit number for output.
!>
```

**Author**

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Definition at line **53** of file **zchkeq.f**.

## Author

Generated automatically by Doxygen for LAPACK from the source code.