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The geometry of the projective line
2004What are geometric objects? On the one hand, curves, surfaces, various geometric structures; on the other, tensor fields, differential operators, Lie group actions. The former objects originated in classical geometry while the latter ones are associated with algebra. Both points of view are legitimate, yet often separated.
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The Geometry of Straight Line Figures
1991We have seen that the step from arithmetic to algebra is merely the transference of the rules of numbers to letters, which, in a sense, makes algebra more abstract than arithmetic. But this difference is more apparent than real because numbers are abstractions also unless we associate them with measurable entities. Since a measurement is never precise,
Lloyd Motz, Jefferson Hane Weaver
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Hematology and oncology clinical care during the coronavirus disease 2019 pandemic
Ca-A Cancer Journal for Clinicians, 2020Manish A Shah +2 more
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Epithelial ovarian cancer: Evolution of management in the era of precision medicine
Ca-A Cancer Journal for Clinicians, 2019Stephanie Lheureux +2 more
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Cancer Disparities by Race/Ethnicity and Socioeconomic Status
Ca-A Cancer Journal for Clinicians, 2004Gopal K Singh
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