- Hyperbolic functions
Calculation of hyperbolic functions

- Imperial to Metric and Metric to Imperial measures of length converter
- Indicators of variations
Calculation of variation - the coefficient of variation, dispersion, mean square deviation, etc.

- Inverse Hyperbolic Functions
Calculation of inverse hyperbolic functions of given argument

- Laminate flooring. The calculation of the number of planks
The calculation of the number of planks requiered

- Level of liquid in the cylindrical tank, AKA Quarter-Tank Problem
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)

This online calculator supports simple mathematical operations, addition/subtraction/multiplication/division, on degrees

- Liquid level in the tilted cylinder
Сalculates the level of the liquid in a tilted cylindrical tank with the tank parameters and the liquid volume.

- LL1 grammar analysis. Yet another top-down parser generator.
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.

- Loan payment example
- Log-normal distribution
It calculates the probability density function (PDF) and cumulative distribution function (CDF) of long-normal distribution by a given mean and variance.

- Math equation simplification
Simplifies math equation with single variable (x). In eqation you may also use integer and fractional numerical constants arithmetic operations, trigonometric and hyperbolic functions.

This simple calculator convert meters per second to kilometers per hour and vice versa

- Mathematical calculator
Mathematical calculator is used for evaluation math expressions with arithmetic operations (+-/*^) and functions: sqrt - square root, exp - exponential function, lb - binary logarithm, lg - decimal logarithm, ln - natural logarithm, sin - sine, cos - cosine, tan - tangent, cot - cotangent, sec - secant, csc - cosecant, arcsin - arcsine, arccos - arccosine, arctan - arctangent, arccot - arccotangent, arcsec - arcsecant, arccosec - arccosecant and others

- Median of a triangle
This online calculator computes median of a triange given triangle sides

- Mortgage calculator
- Nautical measurement units
Nautical mile, sea mile, cable

- Nominal interest rates сomparison
Сalculation of the effective interest rates for a given nominals

- Normal distribution
Plots the CDF and PDF graphs for normal distribution with given mean and variance.

- Number of agents in call center
The calculator works out number of call center agents using Erlang C formula for given call load and service level.

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