adjective
- of, relating to, or involving cohomology, a mathematical tool in algebraic topology used to study the properties of topological spaces
Usage: technical; mathematics
Examples
- The cohomological approach provides powerful methods for analyzing the structure of manifolds.
- Cohomological techniques are essential in modern algebraic geometry.
- The cohomological dimension of a space determines certain topological invariants.
- Researchers applied cohomological methods to solve the problem in homological algebra.
- Cohomological groups help classify topological spaces up to homotopy equivalence.