Math requirement for J.J. Sakurai?

[unsung-hero]

What math should a person know to THOROUGHLY understand everything in this textbook
(J. J Sakurai. Modern Quantum Mechanics)?
(For refrence)
cal2
cal3
diffeq1(ode)
diffeq2(pde)
linealg
vectorcalc
realanal1
realanal2

 

[robphy]

The order of importance is probably
linealg
complex numbers
calculus
diffeq1(ode)

math-methods (special functions, transforms)
abstract algbera (groups)
functional analysis
complex analysis

diffeq2(pde)