Verifiers

Verification ISBN preview

Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?

Calculator allows you to verify the ISBN number entered.

Long description

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66245

Verifiers

Verification of the social security number in Poland

It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.

56430

Verifiers

Verifier numbers EAN-13 preview

Verifier numbers EAN-13 Calculator allows you to verify the number entered EAN-13.

43380

Verifiers

Verification of the ISSN

Calculator allows you to verify the number entered ISSN (International Standard Serial Number serial publication). FAQ: How ISSN number?

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Medical

GFR - glomerular filtration rate

Glomerular filtration rate (called glomerular filtration rate, GFR) - the amount of plasma filtered per unit time by the so-called glomeruli. primary urine. Is usually given in ml / min. GFR allows the assessment of renal function.

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Generators

Pseudo-random number generator without repetition

Calculator generates random numbers without repetition from 0 to n-1.

1092448

Building

Insulation of wall

Jak policzyć izolację ścian?

Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.

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Math

Calculate how long you go on foot

Calculator calculates the approximate time given distance and overcome the distance on foot.

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Financial

ROCE - an indicator of the efficiency of investment

The calculator calculates ROCE on the basis of these pre-tax profits, total capital and current liabilities ROCE (called Return On Capital Employed) - an indicator of the efficiency and profitability of the investment, which is the capital of the company involved.