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searching for Exceptional divisor 6 found (14 total)

Steiner's conic problem (948 words) [view diff] exact match in snippet view article find links to article

and E, where H is the total transform of a hyperplane and E is the exceptional divisor. The total transform of a degree 6 hypersurface is 6H, and Steiner

Normal cone (3,148 words) [view diff] exact match in snippet view article find links to article

}I^{n}\right)\to Y} be the blow-up of Y along X. Then, by definition, the exceptional divisor is the pre-image E=π−1(X){\displaystyle E=\pi ^{-1}(X)}; which is

Divisor (algebraic geometry) (6,462 words) [view diff] exact match in snippet view article

example, if φ is the blow up of a point in the plane and Z is the exceptional divisor, then its image is not a Weil divisor. Therefore, φ*Z is defined

Residual intersection (3,116 words) [view diff] exact match in snippet view article find links to article

along a closed subscheme X, X~{\displaystyle {\widetilde {X}}} the exceptional divisor and g:g~:X~→X{\displaystyle g:{\widetilde {g}}:{\widetilde {X}}\to

Glossary of algebraic geometry (12,223 words) [view diff] exact match in snippet view article find links to article

{\widetilde {X}}} is an effective Cartier divisor, called the exceptional divisor and (2) π{\displaystyle \pi } is universal with respect to (1). Concretely

K-stability (8,027 words) [view diff] exact match in snippet view article find links to article

_{1}\to \mathbb {CP} ^{2}} is the blow up and E{\displaystyle E} the exceptional divisor. The measure dσ{\displaystyle d\sigma } on the horizontal and vertical