New posts in systems-of-equations

When does a system of polynomial equations have infinitely many solutions?

abstract-algebra algebraic-geometry polynomials systems-of-equations computer-algebra-systems

A system of logarithmic equations with parameters

logarithms systems-of-equations

Find the value of k, (if any), for which the system below has unique, infinite or no solution. [duplicate]

linear-algebra matrices systems-of-equations

Cyclic system of equations

algebra-precalculus contest-math systems-of-equations

Stuck on a system of equations

systems-of-equations

Analytical solution for a system of three bivariate polynomials of degree two in three unknowns

algebra-precalculus polynomials systems-of-equations

How to find first integral in a given quasilinear partial differential equation?

ordinary-differential-equations partial-differential-equations systems-of-equations

System of non-linear equations (ISNMO, 1991)

contest-math systems-of-equations

Finding the solution to a non-homogeneous matrix exponential.

ordinary-differential-equations systems-of-equations matrix-exponential

Where does the guessed solution come from when solving DE systems with a double root?

systems-of-equations roots

Derive$~2(\frac{a}{a^2-x^2}+\frac{b}{b^2-x^2})\left(\frac{(a+x)(b+x)}{(a-x)(b-x)}\right)=\frac{(a+b+2x)(a-x)(b-x)+(a+x)(b+x)(a+b-2x)}{(a-x)^2(b-x)^2}$

systems-of-equations

Laplace transform for a non homogeneous system of eqns. does not work out

ordinary-differential-equations systems-of-equations laplace-transform

Find $ \sin \left( \theta _{1}\right) ^{2}+ \sin \left( \theta _{2}\right) ^{2}+ \sin \left( \theta _{3}\right) ^{2}=? $

algebra-precalculus trigonometry euclidean-geometry systems-of-equations

Is it possible to derive the nth derivative of$~\exp\left(x\right)\sin^{}\left(x\right)~$using binomial coefficient$~{n\choose k}~$?

derivatives trigonometry summation systems-of-equations binomial-coefficients

How to solve a system of linear equations modulo n?

modular-arithmetic systems-of-equations linear-diophantine-equations

Prove that the system $A^T A x = A^T b$ always has a solution

linear-algebra systems-of-equations least-squares

Derivation of nth derivative(term) using mathmatical induction of$~y_{k}^{(k)}=(-1)^{k}x^{-(k+1)}\exp(1/x)~$

derivatives induction recurrence-relations systems-of-equations

For which sets of parameters will this system of equations have no solution?

linear-algebra systems-of-equations

How do you solve the system $Ax=b$ where $\|x\|_1 \leq \delta$ and $x \in \lbrace 0,1 \rbrace^n$?

systems-of-equations polyhedra integer-programming discrete-optimization integer-lattices

how to solve this linear system of three equations using Cramer's rule?

linear-algebra systems-of-equations determinant laplace-expansion