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qftimes.m

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qftimes.m

by David Terr

 

18 Nov 2004 (Updated 29 Nov 2004)

This function composes two quadratic forms.

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File Information
Description

This function composes two quadratic forms with the same discriminant and reduces the result. The composition of two such forms of discriminant D
corresponds to the product of the corresponding ideals of the quadratic number fields K = Q(\sqrt(D)).

MATLAB release MATLAB 6.1 (R12.1)
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Updates
29 Nov 2004

I modified the output a bit and fixed
the date on top of the file.

29 Nov 2004

I corrected the assertion that
Bioinformatrix Toolbox is required
to run this code. (No other products are required.)

Tag Activity for this File
Tag Applied By Date/Time
quadratic form David Terr 22 Oct 2008 07:36:06
positive definite David Terr 22 Oct 2008 07:36:06
reduced David Terr 22 Oct 2008 07:36:06
composition David Terr 22 Oct 2008 07:36:06

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