Månadsarkiv: maj 2013

Matrices

Publicerat den maj 19, 2013 av mattelararen

A matrix is a square or retangular array of numbers or function of numbers that obeys certain laws. The numbers are distinguished by two subscripts ij. The first indicating the row and the second indicating the column (vertical). in which … Fortsätt läsa →

Publicerat i Algebra, matematik 5 | Märkt , | Lämna en kommentar

Spherical harmonics

Publicerat den maj 12, 2013 av mattelararen

The spherical harmonics are functions describing the angular dependence of many physical problems e.g solutions to the Schrödinger equation for the hydrogen atom. If the latitiude is denoted by v and x= cosv then  the equation is (d/dx){(1 – x2)dPndx} … Fortsätt läsa →

Publicerat i Calculus | Märkt , , | Lämna en kommentar