Questions - ASKSAGE: Sage Q&A Forum

948

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3

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2012-07-28 18:11:17 +0200 owari

how to import a math command "df(x,y)/dx + int_a^b f(x,z) f(y,z) dz" in sage when f is an unknown function of two variables in 3d space?

1k

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3

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2012-10-25 18:39:52 +0200 Dirk Danckaert

Implementing the basic Fourier-Transformation

996

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3

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2

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2013-11-29 12:00:11 +0200 niles

Symbolic functions without named variables

540

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3

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no

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2015-03-11 16:48:32 +0200 nbruin

Why is basic arithmetic disallowed on symbolic functions?

651

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1

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2013-06-29 03:39:36 +0200 Jason Grout

symbolic function from R^m to R^n

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2015-10-19 20:45:22 +0200 j0equ1nn

How can I define a function with quaternion argument, and other non-vector input

652

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4

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2016-02-29 22:22:52 +0200 kcrisman

Is it possible to define (or assume) the derivative of a function

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2

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no

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2017-05-06 04:24:37 +0200 dan_fulea

Define function over symbolic ring

710

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2019-12-18 23:23:21 +0200 Emmanuel Charpentier

can you programmatically define a [mathematical] function?

330

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2

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no

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2020-02-18 19:32:33 +0200 Juanjo

Symbolic expression of `sng()` which isn’t zero at `sgn(0)`

647

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2

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2

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2021-06-10 11:50:57 +0200 rburing

how to define symbolic function on functions?

1k

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2

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2021-10-01 17:33:25 +0200 Emmanuel Charpentier

Is it possible to ask sage check symbolic equality by comparing parts within equations?

282

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2

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1

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2021-11-20 12:11:48 +0200 tmonteil

Multiply symbolic function by number or expression

2k

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1

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no

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2012-10-03 15:50:16 +0200 achrzesz

Piece-wise functions and plotting

609

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1

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no

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2013-03-13 17:48:53 +0200 ndomes

case distinction in symbolic expression

620

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1

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1

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2014-12-10 10:55:11 +0200 vdelecroix

Mertens Function Error

293

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1

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no

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2015-01-30 12:19:24 +0200 tmonteil

TypeError in creating ODE variable

351

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2015-02-26 14:15:48 +0200 slelievre

How to generate normal noise for a function

473

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1

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2016-09-05 11:51:55 +0200 tmonteil

sequence of functions

symbolic-functions

712

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1

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3

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2017-02-21 12:46:09 +0200 mforets

How to make a symbolic function of a matrix ?

676

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2017-03-21 02:49:08 +0200 Björn

derivative of non-commuting symbolic product

407

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1

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2018-01-04 15:27:42 +0200 eric_g

how to define the codomain of a symbolic function

228

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1

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no

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2019-05-19 23:21:16 +0200 slelievre

Derivative of a recurrence equation

787

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1

answer

1

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2019-12-31 10:55:05 +0200 tmonteil

Symbolic arithmetic in finite fields

symbolic-functions

243

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1

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2

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2020-01-28 14:58:01 +0200 eric_g

Symbolic Differential Equation Substitution

553

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1

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1

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2020-07-26 22:52:39 +0200 Florentin Jaffredo

Check if a symbolic polynomial is positive

408

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1

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1

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2021-02-05 23:39:41 +0200 slelievre

Functions with operation (multiplication) as argument

symbolic-functions

193

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1

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no

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2021-05-03 05:42:05 +0200 dsejas

Unwanted conversions by `function` wrapping ?

244

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1

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1

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2021-07-18 10:44:46 +0200 slelievre

Sage refuses to evaluate summations...

265

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1

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2021-11-11 22:17:27 +0200 Emmanuel Charpentier

43 questions

how to import a math command "df(x,y)/dx + int_a^b f(x,z) f(y,z) dz" in sage when f is an unknown function of two variables in 3d space?

Implementing the basic Fourier-Transformation

Symbolic functions without named variables

Why is basic arithmetic disallowed on symbolic functions?

symbolic function from R^m to R^n

How can I define a function with quaternion argument, and other non-vector input

Is it possible to define (or assume) the derivative of a function

Define function over symbolic ring

can you programmatically define a [mathematical] function?

Symbolic expression of `sng()` which isn’t zero at `sgn(0)`

how to define symbolic function on functions?

Is it possible to ask sage check symbolic equality by comparing parts within equations?

Multiply symbolic function by number or expression

Piece-wise functions and plotting

case distinction in symbolic expression

Mertens Function Error

TypeError in creating ODE variable

How to generate normal noise for a function

sequence of functions

How to make a symbolic function of a matrix ?

derivative of non-commuting symbolic product

how to define the codomain of a symbolic function

Derivative of a recurrence equation

Symbolic arithmetic in finite fields

Symbolic Differential Equation Substitution

Check if a symbolic polynomial is positive

Functions with operation (multiplication) as argument

Unwanted conversions by `function` wrapping ?

Sage refuses to evaluate summations...

How am I using definite_integral wrong?

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