Contents of Volume 108, Number 2

All articles in this issue are freely accessible.

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Separation of the $n$-sphere by an $(n-1)$-sphere

James C. Cantrell.
Trans. Amer. Math. Soc. 108 (1963), 185-194
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MathSciNet review: 0155308

Differential forms on general commutative algebras

George S. Rinehart.
Trans. Amer. Math. Soc. 108 (1963), 195-222
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MathSciNet review: 0154906

Recursive enumerability and the jump operator

Gerald E. Sacks.
Trans. Amer. Math. Soc. 108 (1963), 223-239
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MathSciNet review: 0155747

On spherical characteristic cohomology

A. W. Adler.
Trans. Amer. Math. Soc. 108 (1963), 240-250
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MathSciNet review: 0160243

On the Schrödinger and heat equations for nonnegative potentials

Jacob Feldman.
Trans. Amer. Math. Soc. 108 (1963), 251-264
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MathSciNet review: 0160264

Extreme positive operators and homomorphisms

R. R. Phelps.
Trans. Amer. Math. Soc. 108 (1963), 265-274
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MathSciNet review: 0156224

Homotopy associativity of $H$-spaces. I

James Dillon Stasheff.
Trans. Amer. Math. Soc. 108 (1963), 275-292
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Homotopy associativity of $H$-spaces. II

James Dillon Stasheff.
Trans. Amer. Math. Soc. 108 (1963), 293-312
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MathSciNet review: 0158400

Combinatorial lemmas in higher dimensions

O. Barndorff-Nielsen and Glen Baxter.
Trans. Amer. Math. Soc. 108 (1963), 313-325
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MathSciNet review: 0156261

Differential operators preserving relations of automorphy

R. C. Gunning.
Trans. Amer. Math. Soc. 108 (1963), 326-352
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MathSciNet review: 0168803

Higher torsion in $H$-spaces

William Browder.
Trans. Amer. Math. Soc. 108 (1963), 353-375
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MathSciNet review: 0155326