RightUpVectorBar[x, y, ...] displays as x\[RightUpVectorBar]y\[RightUpVectorBar]....
RightUpVector[x, y, ...] displays as x\[RightUpVector]y\[RightUpVector]....
RightVectorBar[x, y, ...] displays as x\[RightVectorBar]y\[RightVectorBar]....
RightVector[x, y, ...] displays as x \[RightVector] y \[RightVector] ....
RogersTanimotoDissimilarity[u, v] gives the Rogers\[Dash]Tanimoto dissimilarity between Boolean vectors u and v.
RootApproximant[x] converts the number x to one of the "simplest" algebraic numbers that approximates it well.RootApproximant[x, n] finds an algebraic number of degree at ...
RootIntervals[{poly_1, poly_2, ...}] gives a list of isolating intervals for the real roots of any of the poly_i, together with a list of which polynomials actually have each ...
RootLocusPlot[g, {k, k_min, k_max}] generates the root locus plot of a rational function g of k ranging from k_min to k_max.RootLocusPlot[sys, ...] plots the root loci of a ...
RootMeanSquare[list] gives the root mean square of values in list.
Root
(Built-in Mathematica Symbol) Root[f, k] represents the exact k\[Null]^th root of the polynomial equation f[x] == 0. Root[{f, x_0}] represents the exact root of the general equation f[x] == 0 near x = ...