Digital Library of Mathematical Functions
About the Project
NIST
Notations

Notations W

*ABCDEFGHIJKLMNOPQRSTUV♦W♦XYZ
𝒲
Wronskian; (1.13.4)
W(x)
Lambert W-function; (4.13.1)
w(z)
complementary error function; (7.2.3)
Wn(x)
Chebyshev polynomial of the fourth kind; 18.3.1
Wp(x)
principal branch of Lambert W-function; 4.13
Wm(x)
nonprincipal branch of Lambert W-function; 4.13
Wκ,μ(z)
Whittaker confluent hypergeometric function; (13.14.3)
W(a,x)
parabolic cylinder function; 12.14(i)
wI(z,λ)
basic solution, Hill’s equation; 28.29(ii)
wII(z,λ)
basic solution, Hill’s equation; 28.29(ii)
wI(z;a,q)
basic solution, Mathieu’s equation; 28.2(ii)
wII(z;a,q)
basic solution, Mathieu’s equation; 28.2(ii)
Wn(x;a,b,c,d)
Wilson polynomial; 18.25.1