Electronic Resource
Springer
Mathematical notes
63 (1998), S. 747-751
ISSN:
1573-8876
Keywords:
algebraic surface
;
divisor
;
cycle mapping
;
algebraic cohomology
;
transcendental cohomology
;
Picard number
;
Lefschetz number
;
Hodge number
;
Euler characteristic
Source:
Springer Online Journal Archives 1860-2000
Topics:
Mathematics
Notes:
Abstract Two Picard numbers and two Lefschetz numbers are defined for a real algebraic surface. They are similar to the Picard number and the Lefschetz number of a complex algebraic surface. For these numbers, some estimates and relations in the form of inequalities are proved.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1007/BF02312767
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