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Julian and Gregorian calendars

Julian and Gregorian calendars date conversion

Julian and Gregorian calendarsCreative Commons Attribution/Share-Alike License 3.0 (Unported)
 

Math worksheets generator for elementary school

Random worksheets, which are generated automatically from user parameters.

Math worksheets generator for elementary schoolCreative Commons Attribution/Share-Alike License 3.0 (Unported)
  • Loan payment example
  • Logarithm

    This online calculator outputs logarithm of a number to a given base, as well as natural logarithm and common (decadic) logarithm

  • Luhn algorithm

    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).

  • 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.

  • Math equation syntax

    Math equation samples.

  • Math operations on degrees

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

  • 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

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