Skip to Main Content

Bulletin of the American Mathematical Society

The Bulletin publishes expository articles on contemporary mathematical research, written in a way that gives insight to mathematicians who may not be experts in the particular topic. The Bulletin also publishes reviews of selected books in mathematics and short articles in the Mathematical Perspectives section, both by invitation only.

ISSN 1088-9485 (online) ISSN 0273-0979 (print)

The 2020 MCQ for Bulletin of the American Mathematical Society is 0.84.

What is MCQ? The Mathematical Citation Quotient (MCQ) measures journal impact by looking at citations over a five-year period. Subscribers to MathSciNet may click through for more detailed information.


The comprehensive factorization of a functor
HTML articles powered by AMS MathViewer

by Ross Street and R. F. C. Walters PDF
Bull. Amer. Math. Soc. 79 (1973), 936-941
  • Peter Freyd, Aspect of topoi, Bull. Austral. Math. Soc. 7 (1972), 1–76. MR 396714, DOI 10.1017/S0004972700044828
  • P. J. Freyd and G. M. Kelly, Categories of continuous functors. I, J. Pure Appl. Algebra 2 (1972), 169–191. MR 322004, DOI 10.1016/0022-4049(72)90001-1
  • John W. Gray, The categorical comprehension scheme, Category Theory, Homology Theory and their Applications, III (Battelle Institute Conference, Seattle, Wash., 1968, Vol. Three), Springer, Berlin, 1969, pp. 242–312. MR 0249483
  • F. William Lawvere, Equality in hyperdoctrines and comprehension schema as an adjoint functor, Applications of Categorical Algebra (Proc. Sympos. Pure Math., Vol. XVII, New York, 1968) Amer. Math. Soc., Providence, R.I., 1970, pp. 1–14. MR 0257175
  • Saunders MacLane, Categories for the working mathematician, Graduate Texts in Mathematics, Vol. 5, Springer-Verlag, New York-Berlin, 1971. MR 0354798
  • 6. R. H. Street, Elementary cosmoi, Proc. Sydney Category Seminar (1972), Lecture Notes in Math., Springer-Verlag, Berlin, 1973.
Similar Articles
Additional Information
  • Journal: Bull. Amer. Math. Soc. 79 (1973), 936-941
  • MSC (1970): Primary 18A20; Secondary 18A25, 18A40, 18D05, 18D30
  • DOI:
  • MathSciNet review: 0346027