BoxData
(Built-in Mathematica Symbol) BoxData[boxes] is a low-level representation of the contents of a typesetting cell.
CellChangeTimes is an option to Cell that specifies when changes were made to the cell.
FormatTypeAutoConvert is an option for cells that specifies whether the contents of a cell are automatically converted into a different format when the style of that cell is ...
Interrupt[] generates an interrupt.
LineIndentMaxFraction is an option for Cell, StyleBox, and Style that specifies the maximum fraction of the total page width to indent at the beginnings of lines.
PolynomialMod[poly, m] gives the polynomial poly reduced modulo m. PolynomialMod[poly, {m_1, m_2, ...}] reduces modulo all of the m_i.
Position[expr, pattern] gives a list of the positions at which objects matching pattern appear in expr. Position[expr, pattern, levelspec] finds only objects that appear on ...
Top
(Built-in Mathematica Symbol) Top is a symbol that represents the top for purposes of alignment and positioning.
WordCharacter represents a letter or digit character in StringExpression.
PadLeft
(Built-in Mathematica Symbol) PadLeft[list, n] makes a list of length n by padding list with zeros on the left. PadLeft[list, n, x] pads by repeating the element x. PadLeft[list, n, {x_1, x_2, ...}] pads ...