4584 questions

The function f: ℝ → ℝ defined by f(x) = 7x is onto because for any real number r, we have that r/7 is a real number and f(r/7) = r. Consider the same function defined on the integers g: ℤ → ℤ by g(n) = 7n. [closed]

• homework

which function give accurate time result timeit or start time to end time

Factor function in Sage

• factor

In booleanpolynomialring how we can find coefficient?

• function_coefficient

How to find the coefficient of a boolean function with respect to some variable?

• BooleanPolynomial

Functions in GAP [closed]

• programming
• gap4
• algebra

Exponential function does not work for diagonal matrices

• exponential
• matrix

passing function to a function

Print function in notebook not recognizing backspace character

• print
• escape
• backspace

642

views

1

answer

no

votes

2020-07-12 11:13:51 +0100 rburing

substitute complex number form in a function

• complex-numbers
• form

5k

views

1

answer

no

votes

2020-10-16 18:39:33 +0100 John Palmieri

'builtin_function_or_method' object has no attribute 'split'

Mapping isomorphism for posets or graphs

• isomorphism
• graphs
• posets
• mapping
• function

Looping with function having an object as a parameter

• graphtheory
• loop

The function crossing_number runs too slowly?

• graphtheory
• graphs

Equation solution returns unequal values for supposedly equal variables

• symbolic-functions
• symbolic-expression
• solver

Is there a function for negacyclic matrices?

• cyclic_matrix
• programming

Regarding remove() function

• matrices
• programming

Unpacking doesn't work for defining a function

• functions

367

views

1

answer

no

votes

2023-11-29 00:56:35 +0100 Max Alekseyev

Coercion - polynomial in two variable/polynomial in one variable over function field

• polynomials
• coercion

the plot of my function EFF is always zero, but print

The sum function doesn't work in my Jupyter notebook. I get the following error message. Any help appreciated.

• jupyter-notebook

How to split a function into separate components (according to their variables)?

• algebraic_equations
• symbolic-expression
• symbolic-functions
• symbolic

211

views

1

answer

no

votes

2025-06-26 01:59:09 +0100 Max Alekseyev

Using the "solve" function in a field extension

• algebraic_equations
• extension-field
• variety

A simple problem related to symbolic calculation

• function
• diff
• derivative
• symbolic
• calculus

Roots of a function

• roots

No able to get the results from the last segment

• interact
• Defining
• special_functions

302

views

1

answer

no

votes

2024-04-01 12:57:56 +0100 rburing

Reference for cospectral_graphs function?

• cospectral

what different equation_order of FunctionField and order of a FunctionField?

• function-fields

473

views

1

answer

no

votes

2024-06-05 15:46:43 +0100 FrédéricC

How to add a condition in the sum function in sage

• conditioned_sum

626

views

1

answer

no

votes

2012-01-17 15:57:57 +0100 DSM

implement and plot meijerg

• special_functions
• mpmath