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Combinatorial homotopy. II. (English) Zbl 0040.38801


Keywords:

topology
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[1] J. H. C. Whitehead, Combinatorial homotopy. I, Bull. Amer. Math. Soc. 55 (1949), 213 – 245. · Zbl 0040.38704
[2] J. H. C. Whitehead, On adding relations to homotopy groups, Ann. of Math. (2) 42 (1941), 409 – 428. · Zbl 0027.26404
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[17] H. Freudenthal, Compositio Math. vol. 5 (1937) pp. 299-314.
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