51Fxx Metric geometry ( 0 Dok. )

• 51F05 Absolute planes ( 0 Dok. )
• 51F10 Absolute spaces ( 0 Dok. )
• 51F15 Reflection groups, reflection geometries, See also {20H10, 20H15; for Coxeter groups, See 20F55} ( 0 Dok. )
• 51F20 Congruence and orthogonality, See also {20H05} ( 0 Dok. )
• 51F25 Orthogonal and unitary groups, See also {20H05} ( 0 Dok. )
• 51F99 None of the above but in this section ( 0 Dok. )