Questions - ASKSAGE: Sage Q&A Forum

15

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3

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1

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2017-08-23 03:20:37 -0500 mforets

Should I / how should I make an optional sage package?

43

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1

answer

no

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2017-08-22 08:20:52 -0500 A

how to find the number of trees on 18 vertices that have diameter=5 and product of 2nd smallest laplacian eigenvalue(algebraic connectivity)and largest laplacian eigenvalue is equal to 1. If we increase the number of vertices say above 18 why it gives no result?

25

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no

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1

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2017-08-22 05:57:38 -0500 randomvisitor

maximum of a two variable polynomial by fixing one of them

51

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1

answer

1

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2017-08-21 11:08:35 -0500 David Coudert

Changing the weights in a graph

weighted-graph

20

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no

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no

votes

2017-08-21 10:36:19 -0500 labbmf

make doc-pdf fails (sage 8.0/ubuntu 16.04)

40

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1

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no

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2017-08-21 01:47:15 -0500 pipedream0

Read-only Sage" Error

38

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2

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1

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2017-08-20 12:24:14 -0500 dan_fulea

Argand diagram plot

22

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1

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no

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2017-08-19 13:16:54 -0500 fidbc

fractional_chromatic_index in sage-7.6 gets stuck in loop adding constraints

26

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1

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no

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2017-08-19 10:37:22 -0500 kcrisman

What is the difference between .sage and .sagesw?

39

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1

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no

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2017-08-19 09:46:42 -0500 ndomes

Defining functions acting on matrix elements?

18

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2

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no

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2017-08-19 07:42:44 -0500 dan_fulea

real_part of an equation [closed]

145

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no

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1

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2017-08-18 12:55:09 -0500 kcrisman

Build Error when Uploading Notebooks in Sage

60

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2

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no

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2017-08-18 12:51:49 -0500 kcrisman

how one can obtain eigenvalue and eigenvectors from a list of matrices at a single step

25

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no

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-1

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2017-08-18 05:29:56 -0500 Anonymous

use while loop to check a number is prime or not

12

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no

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no

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2017-08-17 17:36:31 -0500 Doeke

Implicit plot with squaring and absolute value produces empty plot

12

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no

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no

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2017-08-17 16:05:54 -0500 tavianator

Why does assume() mess with equality checks?

74

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2

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no

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2017-08-17 07:31:15 -0500 B r u n o

Why does $\frac{2}{3} t - \frac{2}{3} y$ factors only when the variables are polynomial ring over the rational numbers?

factor

5

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no

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no

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2017-08-17 03:27:55 -0500 Gambit

Obtaining the phase spectrum with continuous wavelet transform

cwt

15

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1

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no

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2017-08-16 21:30:32 -0500 Anonymous

solve memory problem in my program

72

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2

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1

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2017-08-16 20:55:48 -0500 Fusion809

How to calculate the double factorial in SageMath?

special_functions

5

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1

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no

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2017-08-16 13:12:26 -0500 psp

import CSV in python using jupyter notebook on cocalc cloud

138

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1

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no

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2017-08-15 15:16:01 -0500 fidbc

"Cocalc is on standby...click to resume"

40

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1

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no

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2017-08-15 02:41:08 -0500 tmonteil

How to Update Sage from PPA to binaries

51

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1

answer

1

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2017-08-15 02:13:45 -0500 nbruin

Sage wrongly suggests there are only trivial solutions, why?

29

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no

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no

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2017-08-14 07:26:19 -0500 Mmath

How to list all elements of finite field (e.g., GF(2^5)) with trace 1.

69

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2

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1

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2017-08-13 05:24:51 -0500 dan_fulea

how to get a specific eigenvector only for a given eigenvalue of a matrix say of order 2 by 2 or 3 by 3?

44

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2

answers

no

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2017-08-12 02:43:28 -0500 vdelecroix

How do we graph sequences

72

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1

answer

no

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2017-08-11 15:59:14 -0500 Richard_L

Behavior of symbolic_sum changed?

symbolic

57

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1

answer

no

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2017-08-11 12:23:36 -0500 mforets

How to get sage to keep the same form as an expression from sympy?

sympy
factor

67

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1

answer

1

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2017-08-09 04:24:19 -0500 dan_fulea

6,220 questions

Should I / how should I make an optional sage package?

how to find the number of trees on 18 vertices that have diameter=5 and product of 2nd smallest laplacian eigenvalue(algebraic connectivity)and largest laplacian eigenvalue is equal to 1. If we increase the number of vertices say above 18 why it gives no result?

maximum of a two variable polynomial by fixing one of them

Changing the weights in a graph

make doc-pdf fails (sage 8.0/ubuntu 16.04)

Read-only Sage" Error

Argand diagram plot

fractional_chromatic_index in sage-7.6 gets stuck in loop adding constraints

What is the difference between .sage and .sagesw?

Defining functions acting on matrix elements?

real_part of an equation [closed]

Build Error when Uploading Notebooks in Sage

how one can obtain eigenvalue and eigenvectors from a list of matrices at a single step

use while loop to check a number is prime or not

Implicit plot with squaring and absolute value produces empty plot

Why does assume() mess with equality checks?

Why does $\frac{2}{3} t - \frac{2}{3} y$ factors only when the variables are polynomial ring over the rational numbers?

Obtaining the phase spectrum with continuous wavelet transform

solve memory problem in my program

How to calculate the double factorial in SageMath?

import CSV in python using jupyter notebook on cocalc cloud

"Cocalc is on standby...click to resume"

How to Update Sage from PPA to binaries

Sage wrongly suggests there are only trivial solutions, why?

How to list all elements of finite field (e.g., GF(2^5)) with trace 1.

how to get a specific eigenvector only for a given eigenvalue of a matrix say of order 2 by 2 or 3 by 3?

How do we graph sequences

Behavior of symbolic_sum changed?

How to get sage to keep the same form as an expression from sympy?

How to reorder terms in an expression to follow a specific order?

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