CARAT Introduction / Programs / First_perfect

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## Program First_perfect

### Usage

    First_perfect 'file1' 'file2' 'file3'

file1: bravais_TYP containing the finite unimodular group G.
file2: bravais_TYP containing Gtr.
file3: matrix_TYP containing a positive definite G-invariant form F.

### Description

Returns a G-perfect form in the neighbourhood of F.

### Remarks

See also for Normalizer and Perfect_neighbours.

### Examples

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