# All online calculators

- Polynomial Greatest Common Divisor
The calculator gives the greatest common divisor (GCD) of two input polynomials.

- Polynomial multiplication
This calculator multiplies two univariate polynomials.

- Polynomial root isolation
The calculators isolates real roots of the input univariate polynomial using Sturm and VAS-CF methods.

- Polynomial roots
The calculator solves polynomial roots of any degree. For small degree polynomials analytic methods are applied, for 5-degree or higher the polynomial roots are estimated by numerical method.

- Polynomial Taylor Shift
The calculator evaluates Taylor shift of the given polynomial using Shaw and Traub algorithm.

- Pounds to Kilogramms convertion and vice versa
This online calculator can be used for convertion of kilogramms to pouns, ounces and grains as they are used in USA or UK.

- Power into Torque and vise versa
This online calculator turns power into torque and vise versa

- Power to the People
Power units converter.

- Pregnancy due date
Pregnancy due date Calculator by the first day of the last period

- Pressure over a surface
This online calculator computes pressure, cause by given mass over given surface in gravity field. Result is displayed using different units of pressure

- Pressure units converter
Calculator which converts units of pressure

- Price based on running meter
This online calculator calculates the price of certain area based on price of running or linear meter

- Probability of given number success events in several Bernoulli trials
Gives probability of k success outcomes in n Bernoulli trials with given success event probability.

- Probability Urn simulator
This calculator simulates urn or box with colored balls often used for probability problems and can calculate probabilities of different events.

- Progressive tax
Calculates progressive tax according to tax rate table.

- Projection
Calculation of unknown parameters of projection using known parameters. Parameters are duration, maximum height, distance, initial velocity and angle.

- Proportion
This online calculator finds unknown member of proportion. Created by user's request

- Proportionality of body — McCallum's formula
- Prospect distance from the ground and line of sight distance between two observers
Calculates the prospect distance from height at observer and line of sight distance between two observers.

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