@article{https://resolver.caltech.edu/CaltechAUTHORS:20150811-112829955, title = "Differentials of Functions with Arguments and Values in Topological Abelian Groups", journal = "Proceedings of the National Academy of Sciences of the United States of America", year = "1940", url = "https://resolver.caltech.edu/CaltechAUTHORS:20150811-112829955", id = "record", issn = "0027-8424", volume = "26", pmcid = "PMC1078188" } @article{https://resolver.caltech.edu/CaltechAUTHORS:MICpnas35, title = {"Riemannian" differential geometry in abstract spaces}, journal = "Proceedings of the National Academy of Sciences of the United States of America", year = "1935", url = "https://resolver.caltech.edu/CaltechAUTHORS:MICpnas35", id = "record", issn = "0027-8424", volume = "21" } @article{https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30c, title = "Quadratic functional forms in a composite range", journal = "Proceedings of the National Academy of Sciences of the United States of America", year = "1930", url = "https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30c", id = "record", issn = "0027-8424", volume = "16" } @article{https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30b, title = "The differential geometry of a continuous infinitude of contravariant functional vectors", journal = "Proceedings of the National Academy of Sciences of the United States of America", year = "1930", url = "https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30b", id = "record", issn = "0027-8424", volume = "16" } @article{https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30d, title = "Projective functional tensors and other allied functionals", journal = "Proceedings of the National Academy of Sciences of the United States of America", year = "1930", url = "https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30d", id = "record", issn = "0027-8424", volume = "16" } @article{https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30a, title = "Differential geometries of function space", journal = "Proceedings of the National Academy of Sciences of the United States of America", year = "1930", url = "https://resolver.caltech.edu/CaltechAUTHORS:MICpnas30a", id = "record", issn = "0027-8424", volume = "16" }