00467cz a2200181n 4500
sh 85037890
DLC
19890411081403.0
860211|| anannbab| |b ana |||
sh 85037890
DLC
DLC
DLC
QA370
QA379
Mathematics
QC20.7.D5
Physics
TA347.D45
Engineering
Differential equations
Equations, Differential
g
Bessel functions
g
Calculus