first Betti number

URI: https://gptkb.org/prop/first_Betti_number
7 triples
GPTKB property
Random triples
Subject Object
gptkb:rational_elliptic_surface 0
gptkb:Complex_torus 2n
gptkb:Enriques_surfaces 0
gptkb:bielliptic_surfaces 2
gptkb:figure-eight_knot_complement 1
gptkb:Complex_projective_space 0
gptkb:complex_projective_plane 0