Metamath Proof Explorer
Table of Contents - 10.9.3. Orthogonal projection and orthonormal bases
- cpj
- chil
- cobs
- df-pj
- df-hil
- df-obs
- pjfval
- pjdm
- pjpm
- pjfval2
- pjval
- pjdm2
- pjff
- pjf
- pjf2
- pjfo
- pjcss
- ocvpj
- ishil
- ishil2
- isobs
- obsip
- obsipid
- obsrcl
- obsss
- obsne0
- obsocv
- obs2ocv
- obselocv
- obs2ss
- obslbs