EXAMPLES of PROBLEMs

Algebra
Determinant of a matrix
Scalar and vector product

Differential Equations
Separable differential equations
Linear differential equations of the first order

Geometry
Tangent to ellipse
Spherical coordinates form Cartesian

PROBLEMs are

training materials
bringing solved problems and examples
from basic mathematical topics.

Short explanatory text
is accompanied by
step-by-step solution and calculation.

Collection of similar unsolved problems
with correct results are available.

Select file,
open on a mouse click,
and learn to solve problems.