Issue Number Generator for unnumbered magazines & comics & newspapers. If magazine did not print issue numbers, only dates, it can number them all, f.e. all Sundays starting with specified date up to specified date
Julian and Gregorian calendars date conversion
Calculation of Julian day for given date plus some information about it
Kinematics problem from the Svetozarov's book for MEPI matriculates
This calculator will help you to solve uniform acceleration problems
Least Common Denominator for several fractions
This online calculator determines lengths of triangle sides given one side and two angles
This online calculator finds the height above the bottom of a horizontal cylinder (such as a cylindrical gas tank) to which the it must be filled for it to be full at specified percentage (for example, one quarter full amounts)
Online calculator for measuring Levenshtein distance between two words
This calculator solves linear diophantine equations.
Сalculates the level of the liquid in a tilted cylindrical tank with the tank parameters and the liquid volume.
The calculation of the number of planks requiered
The calculator checks LL1 grammar correctness, parses a text using the grammar, shows FIRST, FOLLOW and FIRST PLUS sets, parsing tree and gives PLANETCALC parsing code.
This online calculator produces the logarithm of a given number with a given base. It computes also the natural logarithm and the common logarithm (decimal logarithm).
Calculates digit sequence checksum using Luhn algorithm (mod 10), calculates validation digit (the digit to be appended to the digit sequence to make whole sequence ckecksum equal to zero).
Simplifies math equation with single variable (x). In eqation you may also use integer and fractional numerical constants arithmetic operations, trigonometric and hyperbolic functions.
Math equation samples.
This online calculator supports simple mathematical operations, addition/subtraction/multiplication/division, on degrees
Random worksheets, which are generated automatically from user parameters.