Fourier series expansion

Enter a function to be expanded in a Fourier series

Terms of the input functions

Real numbers

introduce in the form 7.5, not 7,5

2*x

- multiplication

3/x

- division

x^3

- exponentiation

x + 7

- addition

x - 6

- subtraction

absolute(x)

Function - absolute value x (module x or |x|)

arccos(x)

Function - arccosine of x

arccosh(x)

Function - arccosine hyperbolic of x

arcsin(x)

Function - arcsine of x

arcsinh(x)

Function - arcsine hyperbolic of x

arctan(x)

Function - arctangent of x

arctanh(x)

Function - arctangent hyperbolic of x

e

Function - e this is something that is approximately equal to 2.7

exp(x)

Function - exponent of x (same as e^x)

floor(x)

Function - rounding x downward (sample floor(4.5)==4.0)

log(x) or ln(x)

Function - Natural logarithm of x (For log7(x), must enter log(x)/log(7) (or, for example log10(x)=log(x)/log(10))

pi

Number - "Pi", which is approximately equal to 3.14

sign(x)

Function - Badge x

sin(x)

Function - Sinus of x

cos(x)

Function - Cosinus of x

sinh(x)

Function - Sinus hyperbolic of x

cosh(x)

Function - Cosinus hyperbolic of x

sqrt(x)

Function - Square root of x

x^2

Function - Square x

tan(x)

Function - Tangent of x

tanh(x)

Function - Tangent hyperbolic of x