Special Expression Calculator Paid play online

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SpecExp (Special Expression) Calculator for mathematicians
With this calculator you can calculate mathematical expressions with fractions, mixed fractions, complex numbers, matrices.

FEATURES:
Intuitive input and editing.
Saving expressions.
On editor, you can use select, copy, cut, paste for expressions.
Pinch-To-Zoom
Copy answer.
Showing result as decimal or fraction.
Undo and redo.
Choosing font.

SUPPORT FUNCTIONS:
Functions Graphic
Calculation of mixed, improper fraction and recurring decimal (repeating decimal).
Operations with matrices, vectors and complex numbers.
Trigonometric functions: sin, cos, tan, ctan.
- The calculation of trigonometric functions in degrees and radians. Use symbol for degrees, symbol ' for minute, symbol '' for second.
Inverse trigonometric functions: asin, acos, atan, actan.
Secant (sec), Cosecant (csc).
Logarithms: ln, lg, log
- Ln: natural logarithm.
- Lg: common logarithm.
Constants: , e
Hyperbolic functions: sh, ch, th, cth
The square root , the root of n-th degree , Module | a |, Signum (sign), exponentiation a.
Combination, Arrangement, Factorial (!)
The sum and product elements of the sequence:

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