107 questions

radical expression for algebraic number

• QQbar
• SymbolicRing
• sqrt
• radical

Simplify an expression of square roots

• simplify
• squareroot

Extended Sage examples

• learn
• algebra
• algebraic_number

General power of a matrix?

• confirmed_issue

.canonicalize_radical() produces incorrect result

• trigonometric
• sqrt
• simplify
• simplify_full
• canonicalize_radical

815

views

2

answers

3

votes

3 years ago rburing

Quick (trivial) Groebner basis but too long lift of one

• groebner_basis
• equations
• PolynomialRing
• ideal
• lift

simplify_full development

• simplify
• simplify_full
• symbolic
• full_simplify
• fullsimplify

Factoring a polynomial over algebraic numbers?

• factorization
• quadratic
• closure

Partial fraction decomposition over the reals or complex

• decomposition
• complex-numbers
• integration
• rational-function

Simplification Methods Survey

• simplification

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

Some straightforward square root fractions are not simplified

• sqrt
• fraction
• simplify

Complex argument of an algebraic number

• algebraic_number
• QQbar
• complex_number
• arctan2

.simplify_full() doesn't simplify an obvious trigonometric expression

• trigonometric
• simplify
• simplify_full

Bug in general power of a matrix

• fixed_issue
• Matrix_Power

factor x^2 - 30*x + 2817 in sqrt(-2)

• factorization

233

views

2

answers

2

votes

1 year ago rburing

sol = solve([x^2+y^2+z^2==2, x^3+y^3+z^3==2,x^4+y^4+z^4==2], x,y,z)

• system-of-equations
• complex_number

Can this fraction be simplified ?

• full_simplify
• fraction
• squareroot

Algebraic to symbolic expression

• algebraic
• symbolic
• expression
• minimalpolynomial

"partial_fraction_decomposition" with possibly "complex roots", again

• partial_fraction
• decomposition
• complex
• roots

Matrix Group over Symbolic Ring

• SymbolicRing
• MatrixGroup
• matrix
• Group

How to simplify complicated expressions

• simplify
• symbolic-expression

Sage cannot simplify expressions with radical functions?

• symbolic-expression
• radical
• simplification

Finding the minimal polynomial for a solution of a trigonometric system of quadratic equations

• trigonometric
• system
• equations

crash on integral attempt

• integration
• maxima

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

• polynomial
• numerical
• zero

1k

views

2

answers

1

vote

11 years ago David Bailey

Unit conversion

• units
• conversion
• convert

Strange problem with Solve function

• solve
• equation
• algebra

A last substitution

• analysis

simplify_full sometimes does not like abs and I

• simplify_full
• imaginary
• abs