Underoverscript[x, y, z] is an object that formats as x_y^z.
Unevaluated[expr] represents the unevaluated form of expr when it appears as the argument to a function.
VertexCoordinateRules is an option for GraphPlot and related functions which specifies rules for determining the coordinates at which vertices should be placed.
VertexInComponent[g, {v_1, v_2, ...}] gives the vertices in the graph g that have a directed path to at least one of v_1, v_2, ....VertexInComponent[g, {v_1, v_2, ...}, k] ...
While
(Built-in Mathematica Symbol) While[test, body] evaluates test, then body, repetitively, until test first fails to give True.
WordSeparators is an option for Read, Find, and related functions that specifies the list of strings to be taken as delimiters for words.
$DistributedContexts is the default value of the DistributedContexts option of functions such as ParallelTable and ParallelMap.
$SyntaxHandler is a global variable which, if set, is applied to any input string that is found to contain a syntax error.
The representation of algebraic numbers. When you enter a Root object, the polynomial that appears in it is automatically reduced to a minimal form. This extracts the pure ...
The following is a linear first-order ODE because both y[x] and y^ ′[x] occur in it with power 1 and y^′[x] is the highest derivative. Note that the solution contains the ...