Questions - ASKSAGE: Sage Q&A Forum

280

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2

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2024-05-04 09:27:32 +0100 Peter Luschny

Finding all integer solutions of binary quadratic form

QuadraticForm

108

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no

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1

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2023-12-11 17:10:05 +0100 azerbajdzan

Congruence of two non-positive definite matrices

104

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1

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2023-12-10 23:32:55 +0100 azerbajdzan

How to convert Gram matrix to quadratic form?

313

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1

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2023-09-22 17:53:49 +0100 FrédéricC

how to check if an integer is represented by a given quadratic form or not ?

QuadraticForm

117

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no

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no

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2023-01-17 23:45:41 +0100 olovoks

Rational quadratic form from invariants

180

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1

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2021-07-08 16:12:24 +0100 Zosimo

hi could you tell me the sage command to restrict a vector subspace of a bilinear form? thank you

QuadraticForm

656

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1

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2

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2021-01-17 16:15:47 +0100 rburing

Determine Two quadratic form is integer congruence (rational equivalent)?

207

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2020-07-03 23:38:09 +0100 btw47

Bug in solving quadratic equations

339

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1

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1

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2017-12-08 01:07:44 +0100 watson_ladd

Overhead of isometry testing of quadratic forms

300

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1

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no

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2017-12-03 12:08:54 +0100 vdelecroix

Corresponding value of a parameter

868

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1

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2017-06-30 16:07:04 +0100 ciao

quadratic form

QuadraticForm

273

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no

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2017-06-30 01:16:17 +0100 ciao

Bilinear form [closed]

QuadraticForm

796

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2

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2017-06-22 21:42:55 +0100 dan_fulea

Series expansion for theta function of even lattice

969

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1

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2017-01-05 16:24:44 +0100 slelievre

witt index of quadratic form

372

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1

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1

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2016-12-12 17:55:19 +0100 kcrisman

quadraticform rational_diagonal_form?

297

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1

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1

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2015-04-16 09:12:50 +0100 rws

Solution of quadratic forms

QuadraticForm

2k

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1

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2014-12-13 10:42:30 +0100 slelievre

quadratic form over the integers with odd coefficients

6k

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no

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1

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2014-11-03 14:43:37 +0100 Artjom

Reduction from the quadratic form to the canonical form

QuadraticForm

424

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1

answer

1

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2014-06-22 14:56:51 +0100 slelievre

Is this a bug in QuadraticForm?

102

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no

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no

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2013-02-14 12:02:14 +0100 pkoprowski

Hyperbolic forms over Qp(2)

QuadraticForm

218

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no

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2012-11-14 16:12:29 +0100 Paul Johnson

21 questions

Finding all integer solutions of binary quadratic form

Congruence of two non-positive definite matrices

How to convert Gram matrix to quadratic form?

how to check if an integer is represented by a given quadratic form or not ?

Rational quadratic form from invariants

hi could you tell me the sage command to restrict a vector subspace of a bilinear form? thank you

Determine Two quadratic form is integer congruence (rational equivalent)?

Bug in solving quadratic equations

Overhead of isometry testing of quadratic forms

Corresponding value of a parameter

quadratic form

Bilinear form [closed]

Series expansion for theta function of even lattice

witt index of quadratic form

quadraticform rational_diagonal_form?

Solution of quadratic forms

quadratic form over the integers with odd coefficients

Reduction from the quadratic form to the canonical form

Is this a bug in QuadraticForm?

Hyperbolic forms over Qp(2)

How to restrict a quadratic form to a sublattice

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