56 questions

finding real zeros of polynomials [was "numerical value"]

• polynomial
• numerical
• zero

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2

answers

1

vote

2013-05-15 12:30:34 +0100 David Bailey

Unit conversion

• units
• conversion
• convert

fractional power to negative number

• fractional
• power
• negative

How to get multiplication of square roots to simplify?

• square-root
• simplify
• radical

solving 2 non-linear functions (max degree of 3) fails

solve() is not giving the right solutions

• solve
• problem
• real
• number

simplify_full development

• simplify
• simplify_full
• symbolic
• full_simplify
• fullsimplify

Solve a system of polynomial equations - getting different results using Symbolic Math Toolbox of MATLAB and Sage

inverse_laplace of a fraction whose denominator has real roots (or complex)

• partial_fraction
• real
• roots
• complex
• inverse_laplace

Extracting inequalities for polytopes

• polytopes

Checking accuracy

• unaccurate

plotted real intersection but solve only shows imaginary

• solve
• graph
• intersection
• imaginary

Finding solution of expression with fractional power

• nonlinear
• equation
• numerically
• solve

How to get sage to simplify sin(pi/16)?

• trigonometry
• simplify

In SageMath 9.2 :"TypeError: unable to make sense of Maxima expression" .What does it mean ?

• confirmed_issue

Algebraic to symbolic expression

• algebraic
• symbolic
• expression
• minimalpolynomial

Matrix Group over Symbolic Ring

• SymbolicRing
• MatrixGroup
• matrix
• Group

Expand cos(2*pi/n) for n=5, 17, 257, 65537 to Radicals (Fermat prime numbers)

• expand
• trig_expand
• trig_simplify

Simplification Methods Survey

• simplification

Beginner question: How to get y value given x in an equation?

• solve

Simplify expression with root

Canonicalize radical not simplifying expression

• full_simplify
• canonicalize_radical

simplification errors in simple expressions

• simplify
• simplify_full
• fixed_issue

Sage fails to recognize `1 + (1/2 + i*sqrt(3)/2)^3` is zero

• roots-of-unity
• cube-root
• simplification
• algebraic_number

Can this fraction be simplified ?

• full_simplify
• fraction
• squareroot

"partial_fraction_decomposition" with possibly "complex roots", again

• partial_fraction
• decomposition
• complex
• roots