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Online Tool Math Calculator

Engineering Calculator

Precision Calculator, Evaluation of Mathematical Expressions

Engineering calculator with high-precision support and advanced mathematical functions

Engineering Calculator

Javascript

The engineering calculator offers highly accurate calculations, trigonometric and logarithmic functions, matrix and statistical functions, complex numbers, unit conversions, hexadecimal and binary numbers, Fourier transforms, and algebraic solutions to derivatives and equations.

Enter the expression into the blue field:
displayed precision (significant digits) internal precision

The engineering calculator offers highly accurate calculations, trigonometric and logarithmic functions, matrix and statistical functions, complex numbers, unit conversions, hexadecimal and binary numbers, Fourier transforms, and algebraic solutions to derivatives and equations.


Syntax

Examples of Operators, Functions, and Constants:

+ | - | * | / | ^ | ! | & | mod | sqrt() | log() | sin() | cos() | tan() | cot() | asin() | acos() | atan() | asinh() | acosh() | atanh() | acot() | i | e | pi | phi | 0x7FF | 0b1011101

Examples of Expressions:

parentheses: 12 / (2.3 + 0.7) | percents: 200 + 3% | precision: (10^63)+1-(10^63) | matrix transposition: [[1,2],[3,4]]' | product of array elements: [1,2,3] .* [1,2,3] | Euler's formula: e^iπ | range: 1:8 ; 9:-0.25:7 | goniometric, units: tan(30 deg) | base: hex(127); oct(15); bin(63) | complex: sqrt(-4); 9/3+2i | matrix determinant: det([[1,2], [3,4]]) | matrix inversion: inv([[1,2], [3,4]]) | matrix eigenvalue: eigs([[5, 2.3], [2.3, 1]]) | algebraic derivative: derivative('x^2 + x','x') ; derivative('sin(2x)','x') | list variance: variance(2,3,4,5) | binomial cofficient: combinations(10,2) | mean value: mean(2,3,4,5,5) | median: median(2,3,4,5,5) | stand.deviation: std(2,3,4,5,5) | polynomial roots: polynomialRoot(0,8,8,2) | Fourier transformation: fft([[1, 0], [1, 0]]) | unit conversions (e.g. pressure): 100N / 3.3 ft^2 in lbf/m^2 | help: help(det) ; help(permutations)


Calc This Engineering calculator is also available as a palette directly inside AutoCAD and AutoCAD LT - see MathCalc in the Download section.

This free online calculator is based on the libraries Decimal.js (for BigNumbers) and Math.js.