noncoplanar P4P problem

P3P problem

P5P problem

perspective-four-point problem (P4P)

perspective-three-point problem (P3P)

the noncoplanar P4P problem

the P3P problem

the P5P problem

Developing Problem Situation Problem Posing

Developing Problem Situations Problem Posing

Fermi-Pasta-Ulam problem， FPU problem

linear programming problem LP problem

servo problem servomechanism-type problem

servomechanism-type problem servo problem

bandwidth management P2P

CDN network and P2P technology

Clustering P2P

composite P2P

constant degree P2P