div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Scanned Document - UnicampftorresENSINOCURSOSkrull_dimensionpdfMatsumura 6chap2 gives a rather direct proof Corollary 3 Let K be a field and let R be a commutative K src=https:reader034vdocumentinreader034viewer20220517225aa0fbd37f8b9a0d158ef3dchtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Scanned Document - UnicampftorresENSINOCURSOSkrull_dimensionpdfMatsumura 6chap2 gives a rather direct proof Corollary 3 Let K be a field and let R be a commutative K src=https:reader034vdocumentinreader034viewer20220517225aa0fbd37f8b9a0d158ef3dchtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: Scanned Document - UnicampftorresENSINOCURSOSkrull_dimensionpdfMatsumura 6chap2 gives a rather direct proof Corollary 3 Let K be a field and let R be a commutative K src=https:reader034vdocumentinreader034viewer20220517225aa0fbd37f8b9a0d158ef3dchtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv