Scientific calculator for engineers and mathematicians.FEATURES:• Intuitive input and editing.• Saving expressions. Save as PNG. 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.SUPPORTED FUNCTIONS:• Functions Graphic.• Calculation of mixed, improper fraction and recurring decimal (repeating decimal, periodic numbers).• Periodic number to fraction• Fraction to decimal, Decimal to fraction• 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, Cosecant: sec, csc• Logarithms: ln, lg, log- Ln: natural logarithm- Lg: common logarithm• Constants: π, e• Hyperbolic functions: sh, ch, th, cth• The square root, the root of n-th degree, Module, Signum, exponentiation: √, ⁿ√, | a |, sign, aⁿ.• Combination, Arrangement, Factorial (!)• The sum and product elements of the sequence: Σ, П• Brackets: ( ) [ ] { }• Base conversion of numbers and operations with different base (binary, ternary, quintal, octal, hexadecimal, decimal, base n).• Calculations of limit, definite integral.• Percent (%)• Least (Lowest) Common Multiple (LCM) for fraction and integer numbers• Greatest Common Divisor (GCD) for fraction and integer numbers• Matrices determinant, rang, inverse, addition, subtraction, multiplication, division• Complex numbers addition, subtraction, multiplication, divisionAll in one calculator. Lightweight and simple calculator. Easy to use and understand expressions. Works offline. Advanced engineering calculator. It will help you doing homework study for school. It will make easy calculations from algebra and physic.