Geodesic
Note on Epi in
Canadian mathematical bulletin, Tome 11 (1968) no. 3, pp. 503-504

Voir la notice de l'article provenant de la source Cambridge University Press

Burgess [l] has pointed out that in the categories and (where . is the category of Ti. spaces), epi means onto. In this paper, Burgess1 technique will be used to show that epi has a different meaning in and that this meaning reduces to onto when the range is a T1 space. 
Baron, S. Note on Epi in. Canadian mathematical bulletin, Tome 11 (1968) no. 3, pp. 503-504. doi: 10.4153/CMB-1968-061-6
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[1] 1. Burgess, W., The meaning of mono and epi in some familiar categories. Can. Math. Bull., 8 (1965) 759-769. Google Scholar

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