\mathrm{A}_4 (440\,\text{Hz})

Přidat 2. tón

Přidat 3. tón

f_2(x)=\frac{1}{3}\sin\left( 2\pi \cdot a \cdot x   + b \right)

f_3(x)=\frac{1}{3}\sin\left( 2\pi \cdot c \cdot x   + d \right)

Přehrát

\text{C}_5^♯ (\doteq 554\,\text{Hz})

a

a

\text{E}_5 (\doteq 659\,\text{Hz})

f_1(x)=\frac{1}{3}\sin(2\pi\cdot440\cdot x)

A = Point(yAxis)
B = Point(yAxis)
f_1(x) = (1 / 3 * sin((((2 * pi) * 440) * x)))
a_{1} = false
b_{1} = false
a = 554 (slider from 440 to 880, step 1)
b = 0 (slider from -3.14 to 3.14, step 0.01)
c = 659 (slider from 440 to 880, step 1)
d = 0 (slider from -3.14 to 3.14, step 0.01)
f_2 = If(a_{1} ≟ true, (1 / 3 * sin((((2 * pi) * a) * x) + b)), 0)
f_3 = If(b_{1} ≟ true, If[a_{1} ≟ true, (1 / 3 * sin((((2 * pi) * c) * x) + d)), 0], 0)
g(x) = f_1(x) + f_2(x) + f_3(x)
text1: "g(x)=" + (LaTeX[f_1]) + "+" + (LaTeX[f_2]) + "+" + (LaTeX[f_3]) + ""
text6: "g(x)=" + (LaTeX[f_1]) + ""
text2: "g(x)=" + (LaTeX[f_1]) + "+" + (LaTeX[f_2]) + ""
text7 = If(a_{1} ≟ true, If[b_{1} ≟ true, text1, text2], text6)