DiscreteRiccatiSolve[{a, b}, {q, r}] gives the matrix x that is the stabilizing solution of the discrete algebraic Riccati equation ConjugateTranspose[a].x.a - x - ...

Unicode: 2127. Alias: Esc mho Esc. Letter-like form. Used to denote the inverse ohm unit of conductance. "Mho" is "ohm" spelled backwards. Occasionally called 'agemo' in pure ...

Unicode: 266E. Letter-like form. Used to denote musical notes. Sometimes used in mathematical notation, often as an inverse of numbering operations represented by \[Sharp].

The main equations that Solve and related Mathematica functions deal with are polynomial equations. It is easy to solve a linear equation in  x. One can also solve quadratic ...

Mathematica has been used to make many important discoveries in discrete mathematics over the past two decades. Its integration of highly efficient and often original ...

AiryAiZero[k] represents the k\[Null]^th zero of the Airy function Ai(x).AiryAiZero[k, x_0] represents the k\[Null]^th zero less than x_0.

AiryBiZero[k] represents the k\[Null]^th zero of the Airy function Bi(x).AiryBiZero[k, x_0] represents the k\[Null]^th zero less than x_0.

! expr is the logical NOT function. It gives False if expr is True, and True if it is False.

ToLowerCase[string] yields a string in which all letters have been converted to lowercase.

NInverseFourierCosTransform[expr, \[Omega], t] gives a numerical approximation to the inverse Fourier cosine transform of expr evaluated at the numerical value t, where expr ...