39 questions

generating series

• PowerSeries
• generating_function

Detecting series divergence automatically

• series
• sum
• divergence
• convergence

1k

views

1

answer

1

vote

12 years ago petropolis

Problem with infinite sum

• infinite_sum

Calculating terms of a series

• infinite_sum

multivariate power series computation with recognition

• PowerSeries
• multivariate

Coefficients of infinite polynomial products

• infinite
• polynomial

plot_vector_field returning blank screen

• vector
• field
• dynamics

4k

views

2

answers

4

votes

9 years ago A.Alharbi

How to evaluate the infinite sum of 1/(2^n-1) over all positive integers?

• summation

finding the order of a matrix in GL(3,Z)

Finding the maximum on an interval and find root

• find_root
• maximum

How I can test this equality with sage?

• equality
• test

Sage seems to be improperly computing an infinite sum, and giving an incorrect answer

• fixed_issue
• infinite_sum

How to plot a complicated function in Sage Math

• plotting

736

views

1

answer

no

votes

7 years ago fidbc

fractional_chromatic_index in sage-7.6 gets stuck in loop adding constraints

• LP
• graphs
• sagemath7.6

Help summing an infinite series

• PowerSeries
• numerical_approx
• summation

1k

views

1

answer

1

vote

6 years ago rburing

Solving a power series equation

• PowerSeries
• solve

Typing in a command of an adding-to-infinity sum

• infinity
• sum
• command
• adding
• type

How can I find the sum of fibonacci (1) + (2) + (4) + (7) + (11) + (16) + ... ?

• sum
• fibonacci
• term
• sequence
• number

list of random non-zero elements

• list
• random_element

785

views

1

answer

1

vote

6 years ago rburing

formal series over InfinitePolynomialRing

• InfPolynomialRing
• PowerSeries

function parameters as sum limits

• function-definition
• parameters

A goat in a tether

• numerical_integral

Defining family of multivariable polynomials

• symbolic-expression
• polynomial

create a sequence symbolically and then find a series based on this sequence

• symbolic

619

views

1

answer

1

vote

5 years ago rburing

Computing a formula in SAGE

• calculus
• algebra

How to create 31-tuples with nonnegative entries that sum to 1

• tuples
• sequences
• convex

Can you specify an explicit curve by specifying its x,y points ?

• explicit
• curve
• interpolation
• Derivatives
• numerical_integral

606

views

1

answer

1

vote

4 years ago rburing

A 2-codim polynomial ideal of normal-basis [0], meaning?

• groebner_basis
• equations
• normal-basis
• ideal
• PolynomialRing

373

views

1

answer

2

votes

4 years ago FrédéricC

Posets with infinite outer automorphism group

• posets

How can I compute a fixed field over the p-adics

• algebra
• algebraic_number
• galois_group
• p-adic
• Implementation