ἀγεωμέτρητος μηδεὶς εἰσίτω → no one ignorant of geometry may enter, let no one ignorant of geometry enter, let no one ignorant of geometry come in
2ᵉ sg. épq. sbj. ao.2 de βάλλω.
βάλῃσθα: эп. 2 л. sing. aor. conjct. к βάλλω.