Test ideal

A test ideal is a positive characteristic analog of a multiplier ideal in, say, the field of complex numbers.^[1] Test ideals are used in the study of singularities in algebraic geometry in positive characteristic.^[2]

References

^ Henriques, Inês B.; Varbaro, M. (2014). "Test, multiplier and invariant ideals". arXiv:1407.4324 [math.AC].
^ Hassett, Brendan; McKernan, James; Starr, Jason; Vakil, Ravi (September 11, 2013). A Celebration of Algebraic Geometry. American Mathematical Society. ISBN 9780821889831. Retrieved 3 March 2017.

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[1] Henriques, Inês B.; Varbaro, M. (2014). "Test, multiplier and invariant ideals". arXiv:1407.4324 [math.AC].

[2] Hassett, Brendan; McKernan, James; Starr, Jason; Vakil, Ravi (September 11, 2013). A Celebration of Algebraic Geometry. American Mathematical Society. ISBN 9780821889831. Retrieved 3 March 2017.

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