WComplex analysis
WAntiderivative (complex analysis)
WArgument (complex analysis)
WBlaschke product
WBounded function
WCauchy–Riemann equations
WComplex plane
WA Course of Modern Analysis
WDomain coloring
WEssential singularity
WExponential type
WGrunsky matrix
WHankel contour
WHessian polyhedron
WIsolated singularity
WLaurent series
WMöbius–Kantor polygon
WMonodromy
WMovable singularity
WQuasiperiodic function
WRamification (mathematics)
WRight half-plane
WSchramm–Loewner evolution
WSchwarz triangle function
WTaylor series
WWinding number
WWitting polytope
WZeros and poles