28031
Math
Number cheerful
Checks the calculator is a large number of so-called gay (Happy Number). Number gay is a natural number is defined as follows: Calculate the sum of squares of digits of the number. Repeat this process for the next results as long as we get the number 1 or the results will be repeated. If you have received as a result of one, the original number is the number of gay. Otherwise, a number bleak.
14688
Life
Western and Chinese astrological signs (zodiac)
For a given date of birth calculator calculates the corresponding Western and Chinese astrological sign (zodiac).
24274
Chemical
Radioactive decay
The calculator calculates how much radioactive material remains after a certain period of time.
30208
Math
GCD + LCM (Euclidean algorithm)
GCD + LCM (alg. Euclid)
The calculator calculates the greatest common divisor (GCD) and least common multiple (LCM) of two numbers.
Long description
Number 1
Your first \ u0105 numbers \ u0119
66113
Math
Mean and covariance matrix calculator
Covariance is a measure of the covariance of two variables (X and Y). The calculator calculates the average for the sample and the covariance between variables. Sets of X and Y must be the same number.
213810
Building
Raw materials for the construction of modular suspended ceilings - covered grill, removable plates
Calculator allows you to calculate the quantity of materials for the construction of modular ceilings.
21989
Medical
Calculator index of renal failure (Renal Failure Index)
Calculator to the data: the amount of sodium in the urine, serum creatinine and urine of renal failure calculates the RFI.
37213
Math
Roots of a quadratic equation
Calculator based on the entered coefficients calculated roots of a quadratic equation.
15596
Financial
Valuation of capital assets in the form of CAPM CML
CAPM calculator in the form of CML calculates the expected return of the so-called. efficient portfolio (located on the Markowitz efficient frontier portfolios).
19150
Verifiers
Verifier ISMN numbers
Calculator allows you to verify the number entered ISMN (International Standard Serial Number Printing music).
26734
Financial
Investment Calculator - Calculate how much you can earn on the deposit
Ile można zarobić na lokacie?
Ile zarobię na lokacie?
Jak obliczyć lokatę?
After administration to allocate the amount of deposit, the interest rate and the period of capitalization rate calculator calculates how much money you can earn your deposit.
61204
Physical
Parallel connection of resistors
The calculator calculates the equivalent resistance of two resistors connected in parallel.
16986
Medical
Calculator cerebral blood flow (Cerebral Blood Flow)
Associated to the data calculated how much blood supply to the brain in one minute.