The calculator works out number of call center agents using Erlang C formula for given call load and service level.
This calculator will help you to estimates number of flagstones needed for paving
These calculators convert entered number of flagstones to area size and vice versa - calculate number of flagstones needed to cover entered ara size. Metric and imperial units are supported
Calculator calculates the number of days between the two entered dates. Taking into account weekends, holidays and weekend shifts to work days, according to the published decrees of the government of the Russian Federation.
To calculate definite integral by the rectangle method, trapezoid method, Simpson method or other Newton-Cotes quadrature methods.
Calculates number of PBX telecommunications channels for given traffic load using Erlang B and Engset algorithms
This calculator determines current by voltage and resistance using ohm law
Old Russian calendar - years since world creation
This online calculator plots one-variable function graph given function formula and range of variable
Using a modification of the Gauss algorithm to calculate Orthodox Easter date
This online calculator checks lines' slopes to see if they are parallel or perpendicular
This online calculator outputs compass point given direction angle in degrees. Different compass roses (4, 8, 16, 32, 128-wind compass roses) are supported.
The calculation of the correlation coefficient of two random variables
This online calculator gives the percentage of the value. It also calculates the percentage of the sum (e.g. the income tax of the net salary) and the percentage of the difference (e.g. VAT of the gross amount).
Petroleum product density conversion, according to GOST 3900-85
Calculates the section flexure depth with pipe bender or bending machine to obtain given parameters.
Online calculator which calculates area of a polygon given lengths of polygon sides and diagonals which split polygon to nonoverlapping triangles
This online calculator turns power into torque and vise versa
Power units converter.