---
name: "dlahd2.f"
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/dlahd2.f"
---

# dlahd2.f(3)

## NAME

TESTING/EIG/dlahd2.f

## SYNOPSIS

### Functions/Subroutines

subroutine **dlahd2** (iounit, path)\
 **DLAHD2**

## Function/Subroutine Documentation

### subroutine dlahd2 (integer iounit, character\*3 path)

**DLAHD2**

**Purpose:**

```
!>
!> DLAHD2 prints header information for the different test paths.
!>
```

**Parameters**

*IOUNIT*

```
!>          IOUNIT is INTEGER.
!>          On entry, IOUNIT specifies the unit number to which the
!>          header information should be printed.
!>
```

*PATH*

```
!>          PATH is CHARACTER*3.
!>          On entry, PATH contains the name of the path for which the
!>          header information is to be printed.  Current paths are
!>
!>             DHS, ZHS:  Non-symmetric eigenproblem.
!>             DST, ZST:  Symmetric eigenproblem.
!>             DSG, ZSG:  Symmetric Generalized eigenproblem.
!>             DBD, ZBD:  Singular Value Decomposition (SVD)
!>             DBB, ZBB:  General Banded reduction to bidiagonal form
!>
!>          These paths also are supplied in double precision (replace
!>          leading S by D and leading C by Z in path names).
!>
```

**Author**

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Definition at line **64** of file **dlahd2.f**.

## Author

Generated automatically by Doxygen for LAPACK from the source code.