Wikipedia: R P Sandbox

: Tables:

Spanish special characters

129	ü
130	é
160	á
161	í
162	ó
163	ú
164	ñ
165	Ñ

Me	You
A+	F

: Subscripts and Superscripts

You can make superscripts and subscripts within a Wiki and you can control the font size and color.

f(x) = a₀ + a₁x₁ + a₂x₂² + a₃x₃³ + ...

f(x) = a₀ + a₁x₁ + a₂x₂² + a₃x₃³ + ...

From the SandBox

Wow, like _this is ^{very, very} cool! Behold, the power of wiki!

Limit notation trial

lim f(x)= a
x→b

Matrices on Wikipedia...

[a21 a22...a1n ]

From matrix page...

a₁₁	a₁₂	a₁₃
a₂₁	a₂₂	a₂₃
a₃₁	a₃₂	a₃₃
a₄₁	a₄₂	a₄₃

: a_ij designates the element in the i'th row and j'th column of the matrix A as in the example above.

a₁₁	a₁₂	a₁₃
a₂₁	a₂₂	a₂₃
a₃₁	a₃₂	a₃₃
a₄₁	a₄₂	a₄₃

Is there way to create a Large sigma (as is used in summation of a series) and a Large pi ? Also, an integral sign, both open and closed would be useful too...

f(x) = ∫ a₀ + π