dan_fulea's profile - overview

● Teacher   × 1

• Trigonometric equality (with arctan and arcsin)

● Good Answer   × 9

• Sage fails to recognize `1 + (1/2 + i*sqrt(3)/2)^3` is zero
• Monomial coefficients in a PBW basis
• Evaluating the Eisenstein series
• Cannot compute limit of sum(log(k),k,1,n)/(n*log(n))
• symbolic equation resolution
• Problem with numerical integral
• How to get Polynomial Coefficients
• Sage Probability
• how to check algebraic equations?

● Guru   × 1

• How to get Polynomial Coefficients

● Great Answer   × 1

• How to get Polynomial Coefficients

● Autobiographer   × 1

● Associate Editor   × 1

• Elliptic curves

● Enthusiast   × 1

● Notable Question   × 1

• Error: Starting sage in the eclipse IDE (linux, after sage -sh in terminal, followed by eclipse &, and using pyDev plugin) - Error: Unable to get info on the interpreter

● Popular Question   × 1

• Error: Starting sage in the eclipse IDE (linux, after sage -sh in terminal, followed by eclipse &, and using pyDev plugin) - Error: Unable to get info on the interpreter

● Scholar   × 1

• Error: Starting sage in the eclipse IDE (linux, after sage -sh in terminal, followed by eclipse &, and using pyDev plugin) - Error: Unable to get info on the interpreter

● Supporter   × 1

• Define function over symbolic ring

● Commentator   × 1

• Conversion fraction field(QQ[X]) to fraction field(ZZ[X])

● Editor   × 1

• n-torsion subgroups on Elliptic Curves defined on some field

● Student   × 1

• Error: Starting sage in the eclipse IDE (linux, after sage -sh in terminal, followed by eclipse &, and using pyDev plugin) - Error: Unable to get info on the interpreter

● Self-Learner   × 1

• Error: Starting sage in the eclipse IDE (linux, after sage -sh in terminal, followed by eclipse &, and using pyDev plugin) - Error: Unable to get info on the interpreter

● Nice Answer   × 54

• Lusztig's a-function for the symmetric group via Sage
• How can I find the elements in a factor ring?
• How to find the generator of the points on the quartic curve?
• Sage fails to recognize `1 + (1/2 + i*sqrt(3)/2)^3` is zero
• Trouble with an integral
• Evaluating the Eisenstein series
• I have the hyperelliptic curve y^2=x^4+81473/1024*x^2-1. How do I convert this curve to an elliptic curve in a short weierstrass form?
• Greek variables
• multiply the point by 2^-1 (mod n)
• It takes so long to generate dictionary of GL elements.
• Monomial coefficients in a PBW basis
• Tensor slicing
• Cannot compute limit of sum(log(k),k,1,n)/(n*log(n))
• how accelerate this simple program
• How to get coefficients of a multivariate trigonometric polynomial?
• How do you calculate the branch number of a matrix?
• Potential from an exact differential form
• Problem with numerical integral
• Gram-Schmidt with arbitrary inner product?
• Partially commutative monoid of a graph
• How to test with whether a group is cyclic?
• Dual Quaternion Algebra
• Trouble with mixed integer linear programming
• numerical_integral (GSL C library) does not work with complex integrands?
• How to solve a 5-order equation in sage?
• A non-web based GUI for SAGE
• iteration of a matrix
• testing sage code
• random matrix with determinant +- 1
• Error: Starting sage in the eclipse IDE (linux, after sage -sh in terminal, followed by eclipse &, and using pyDev plugin) - Error: Unable to get info on the interpreter
• Sage function with functionality of series command from Maple.
• Eigenvalues of hecke operators
• How to simplify 1-cos(u)^2.
• How i use sage with pycharm in Ubuntu
• how to avoid error " OverflowError: Python int too large to convert to C long
• Problem evaluating a very tiny integral
• tree of vectors
• how to get more information on graphics object
• symbolic equation resolution
• Expanding summation with factorial
• Symbolic to numerical array
• How to get Polynomial Coefficients
• Empty graph using implicit_plot3d with contour-option
• How to reorder terms in an expression to follow a specific order?
• Argand diagram plot
• How to calculate the double factorial in SageMath?
• Solving equations for the parmaters
• 2D integrate fails.
• symbolic functions and bool
• Sage Probability
• change of variable from hyperellictic curve to Weierstrass form
• Chain of fields in sage
• how to check algebraic equations?
• Trigonometric equality (with arctan and arcsin)

● Famous Question   × 1

• Error: Starting sage in the eclipse IDE (linux, after sage -sh in terminal, followed by eclipse &, and using pyDev plugin) - Error: Unable to get info on the interpreter

● Citizen Patrol   × 1

• Factoring out permutations of SN

● Critic   × 1

• How can we make the AES S-box using Lagrange interpolation?

● Necromancer   × 22

• I have the hyperelliptic curve y^2=x^4+81473/1024*x^2-1. How do I convert this curve to an elliptic curve in a short weierstrass form?
• find correct coefficients in $n$
• Grobner basis
• A non-web based GUI for SAGE
• second degree irreducible polynomial over extension field
• 2D integrate fails.
• Sage Probability
• Eta products for S_6(Gamma0(24))
• computing order of elliptic curves over binary field
• Elliptic curves
• Test for zero cup product
• Transposing a Permutatoin
• Finding out $p$-torsion elements of an elliptic curve $E$ over $\mathbb{Q}_p$
• Solving a fifth degree polynomial
• Computation of reduced Grobner basis
• Apply Functions Iteratively
• How to define an element in a space of Modular Forms and express it as a linear combination of basis elements?
• find four positive integers a,b,c,d whose 5th powers sum to the 5th power of another integer e, i.e. find five integers a,b,c,d,e such that a^5+b^5+c^5+d^5=e^5.
• [newbie] lambda operator
• how to sum up the function over all permutations of variables in associative non-commutative algebra
• Producing subgroups of Weyl groups
• solving system of equations

● Enlightened   × 1

• how to check algebraic equations?