Questions - ASKSAGE: Sage Q&A Forum

551

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2017-08-28 11:31:32 +0200 rewi

Write a code for a tree on 9 vertices given in the set {0,1,2,3,4,5,6,7,8} and the edge set of that tree is {(6,1),(1,5),(5,0),(5,3),(3,2),(3,8),(8,4),(8,7)}.

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no

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2017-08-27 22:34:58 +0200 Ask3

How to calculate interest on a car loan?

214

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2017-08-27 12:45:38 +0200 Anonymous

How one can get a tree with exactly a given degree sequence and a given set of edges?

415

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2

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2017-08-25 23:40:44 +0200 itorsics

Installing package without recompiling sage from source

734

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1

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1

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2017-08-24 21:06:26 +0200 eric_g

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

635

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2017-08-24 17:57:11 +0200 smbelcas

unexpected behaviors with Sage 8.0 on Mac

374

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2017-08-24 17:33:38 +0200 fidbc

Suppose we have a graph. Is it possible to get the laplacian matrix of the graph directly from the given graph? Can one use the degree sequence of the graph for this purpose?

1k

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2017-08-24 16:34:00 +0200 smbelcas

Sage 8.0 startup screen: broken links?

sagemath8.0

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2017-08-24 14:28:47 +0200 Jo Be

Solving equations in polynomial ring if ideal is positive dimensional

752

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2017-08-24 06:17:18 +0200 dan_fulea

maximum of a two variable polynomial by fixing one of them

4k

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2017-08-23 22:38:04 +0200 fidbc

how to plot vertical lines

924

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3

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2017-08-23 10:20:37 +0200 mforets

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

434

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no

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2017-08-22 15:20:52 +0200 rewi

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?

1k

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2017-08-21 08:47:15 +0200 pipedream0

Read-only Sage" Error

1k

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2017-08-19 17:37:22 +0200 kcrisman

What is the difference between .sage and .sagesw?

1k

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1

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2017-08-19 16:46:42 +0200 ndomes

Defining functions acting on matrix elements?

1k

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2

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2017-08-18 19:51:49 +0200 kcrisman

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

635

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2017-08-18 00:36:31 +0200 Doeke

Implicit plot with squaring and absolute value produces empty plot

358

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2017-08-17 23:05:54 +0200 tavianator

Why does assume() mess with equality checks?

127

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2017-08-17 10:27:55 +0200 Gambit

Obtaining the phase spectrum with continuous wavelet transform

cwt

361

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2017-08-17 04:30:32 +0200 Anonymous

solve memory problem in my program

4k

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2017-08-16 20:12:26 +0200 psp

import CSV in python using jupyter notebook on cocalc cloud

390

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2017-08-15 22:16:01 +0200 fidbc

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

1k

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2017-08-15 09:41:08 +0200 tmonteil

How to Update Sage from PPA to binaries

977

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2017-08-14 14:26:19 +0200 Mmath

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

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2

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2017-08-13 12:24:51 +0200 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?

972

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2

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2017-08-12 09:43:28 +0200 vdelecroix

How do we graph sequences

1k

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1

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2017-08-11 22:59:14 +0200 Richard_L

Behavior of symbolic_sum changed?

symbolic

706

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2017-08-11 19:23:36 +0200 mforets

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

sympy
factor

548

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2017-08-06 10:20:11 +0200 Laoshi

8351 questions

Write a code for a tree on 9 vertices given in the set {0,1,2,3,4,5,6,7,8} and the edge set of that tree is {(6,1),(1,5),(5,0),(5,3),(3,2),(3,8),(8,4),(8,7)}.

How to calculate interest on a car loan?

How one can get a tree with exactly a given degree sequence and a given set of edges?

Installing package without recompiling sage from source

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

unexpected behaviors with Sage 8.0 on Mac

Suppose we have a graph. Is it possible to get the laplacian matrix of the graph directly from the given graph? Can one use the degree sequence of the graph for this purpose?

Sage 8.0 startup screen: broken links?

Solving equations in polynomial ring if ideal is positive dimensional

maximum of a two variable polynomial by fixing one of them

how to plot vertical lines

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?

Read-only Sage" Error

What is the difference between .sage and .sagesw?

Defining functions acting on matrix elements?

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

Implicit plot with squaring and absolute value produces empty plot

Why does assume() mess with equality checks?

Obtaining the phase spectrum with continuous wavelet transform

solve memory problem in my program

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

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 generate graphs random geometric shapes?

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