Jérôme Scherer
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1015 Lausanne
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Teaching & PhD
Current Phd
Past Phd As Director
Past Phd As Codirector
Courses
Topology IV.a - Cohomology rings
Singular cohomology is defined by dualizing the singular chain complex for spaces. We will study its basic properties, see how it acquires a multiplicative structure and becomes a graded commutative algebra. We study an algebraic version, namely group cohomology, and compare both approaches.