PNG ICO ICNS SVG MORE
UI
Glyph
Very Basic. Android L (Lollipop)
Minus, math, remove
Black
512x512
Outline
Wirecons Free Vector Icons
divide, math, plus
PNG ICO ICNS MORE
Windows 8 metro style
math
DarkSlateGray
Free Mobile Icon Kit
64x64
PNG MORE
Pixel
Gnome icons
math, Ooo
Gainsboro
24x24
function, math, Autopilot
math, insert, Object
WhiteSmoke
Tango
math, calculator
32x32
3D
Crystal Clear
graph, math
RoyalBlue
19x19