CARAT Introduction / Programs / Bravais_type

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## Program Bravais_type

### Usage

    Bravais_type 'file' [-B] [-t] [-f]

file: bravais_TYP.

### Description

Identify the family symbol of a finite unimodular group given in 'file'.

### Options

     -B    : Assume the group to be a Bravais group, ie. do not
             calculate the bravais group of it. Note, the order of
             the Bravais group must be correct.
     -t    : Give the transformation matrix which conjugates
             the given group to the group in the catalog.
     -f    : recalculate the form space even if it is given.

### Remarks

See also for Bravais_catalog/Datei and Q_catalog.
Bravais_type is a synonym for Symbol -i.

### Examples

1. How do the Z-classes in the Q-class of a given group distribute into their Bravais flocks?
2. Find the dual pairs of Bravais groups in family 1;1;1;1
3. Is the normalizer of a given group finite?

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