ParticleData[name, " property"] gives the specified property for a subatomic particle or family of particles with the specified name. ParticleData[{name, q}, " property"] ...
PolarPlot[r, {\[Theta], \[Theta]_min, \[Theta]_max}] generates a polar plot of a curve with radius r as a function of angle \[Theta].PolarPlot[{f_1, f_2, ...}, {\[Theta], ...
PolynomialMod[poly, m] gives the polynomial poly reduced modulo m. PolynomialMod[poly, {m_1, m_2, ...}] reduces modulo all of the m_i.
PolynomialQuotient[p, q, x] gives the quotient of p and q, treated as polynomials in x, with any remainder dropped.
PrecisionGoal is an option for various numerical operations which specifies how many effective digits of precision should be sought in the final result.
QuartileSkewness[list] gives the coefficient of quartile skewness for the elements in list.QuartileSkewness[dist] gives the coefficient of quartile skewness for the symbolic ...
Quartiles[list] gives a list of the 1/4, 1/2, and 3/4 quantiles of the elements in list.Quartiles[dist] gives a list of the 1/4, 1/2, and 3/4 quantiles of the symbolic ...
Quotient[m, n] gives the integer quotient of m and n. Quotient[m, n, d] uses an offset d.
RamanujanTau[n] gives the Ramanujan \[Tau] function \[Tau](n).
RandomSample[{e_1, e_2, ...}, n] gives a pseudorandom sample of n of the e_i.RandomSample[{w_1, w_2, ...} -> {e_1, e_2, ...}, n] gives a pseudorandom sample of n of the e_i ...