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Engineering calculator
Precise calculator, evaluation of mathematic expressions
Enter your expression in the blue field:
This Engineering calculator offers super-precise calculations, goniometric and logarithmic functions, matrix and statistical functions, complex numbers, unit, hexadecimal and binary number conversions, Fourier transformations, as well as algebraic solutions of derivatives and equations.
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 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)
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)
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 libaries Decimal.js (for BigNumbers) and Math.js.
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