Math Virtual Keyboard Specifications - Version 0.2

This is a updated to the math virtual keyboard specifications.

Layout

We can save one key having only one key to include the open and end brackets. The version save this key to add set operations.

../../../_images/fxos-math-keyboard-4rows-v0.2a.svg

Alternative Keys

Note

You can find a full list of Unicode characters and corresponding LaTeX command at http://milde.users.sourceforge.net/LUCR/Math/unimathsymbols.pdf.

Main Key Alternative Key
Symbol Unicode (La)TeX Symbol Unicode (La)TeX
√x   \sqrt{} n√x   \sqrt[n]{}
< 0003C < 02264 \leq
02266 \leqq
0226A \ll
> 0003E > 02265 \geq
02267 \geqq
0226B \gg
= 0003D = 02261 \equiv
02260 \neq
~ 0223C \sim
02248 \approx
|x|   || ‖x‖   \|\|
0222B \int 0222C \iint
0222D \iint
0222E \oint
0222F \oiint
02230 \oiiint
02232 \varointclockwise
02233 \ointctrclockwise
02211 \sum 0220F \prod
(x)   () [x]   []
{x}   \{\}
⟨x⟩   \langle\rangle
⟪x⟫   \lang\lang
⌈x⌉   \lceil\rceil
⌊x⌋   \lfloor\rfloor
a b   \begin{matrix}\end{matrix} (a b)   \begin{pmatrix}\end{pmatrix}
[a b]   \begin{bmatrix}\end{bmatrix}
{a b}   \begin{Bmatrix}\end{Bmatrix}
|a b|   \begin{vmatrix}\end{vmatrix}
‖a b‖   \begin{Vmatrix}\end{Vmatrix}
{a   \begin{cases}\end{cases}
00302 \hat{x} 0030C \check{x}
00300 \grave{x}
00303 \acute{x}
00303 \tilde{x}
00304 \bar{x}
00306 \breve{x}
0030A \mathring{x}
00307 \dot{x}
00308 \ddot{x}
x⃑ 020D1 \vec{x}
0222A \cup 02229 \cap
02228 \vee
02227 \wedge
02203 \exists 02204 \nexists
02200 \forall
02201 \complement
02205 \vernothing
0221E \infty
02282 \subset 02283 \supset
02284 \nsubset
02285 \nsupset
02286 \subseteq
02287 \supseteq
02288 \nsubseteq
02289 \nsupseteq
02190 \leftarrow 0219A \nleftarrow
027F5 \longleftarrow
021D0 \Leftarrow
021CD \nLeftarrow
027F8 \Longleftarrow
02194 \leftrightarrow 021AE \nleftrightarrow
027F7 \longleftrightarrow
021D4 \Leftrightarrow
021CE \nLeftrightarrow
027FA Longleftrightarrow
02192 \rightarrow 0219B \nrightarrow
027F6 \longrightarrow
021D2 \Rightarrow
021CF \nRightarrow
027F9 \Longrightarrow
. 0002e . 02234 \therefore
02235 \because
: 0003a :