RotateLeft[expr, n] cycles the elements in expr n positions to the left. RotateLeft[expr] cycles one position to the left. RotateLeft[expr, {n_1, n_2, ...}] cycles elements ...
Thick
(Built-in Mathematica Symbol) Thick is a graphics directive that specifies that lines which follow should be drawn thick.
Thin
(Built-in Mathematica Symbol) Thin is a graphics directive that specifies that lines which follow should be drawn thin.
TimeUsed[] gives the total number of seconds of CPU time used so far in the current Mathematica session.
ToUpperCase[string] yields a string in which all letters have been converted to uppercase.
TraditionalForm[expr] prints as an approximation to the traditional mathematical notation for expr.
TransformationMatrix[tfun] gives the homogeneous matrix associated with a TransformationFunction object.
UnderoverscriptBox[x, y, z] is the low-level box representation for x_y^z in notebook expressions.
$ContextPath is a global variable that gives a list of contexts, after $Context, to search in trying to find a symbol that has been entered.
A linear ordinary differential equation of order n is said to be exact if The condition of exactness can be used to reduce the problem to that of solving an equation of order ...