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D.15.2.37 tdCf

Procedure from library chern.lib (see chern_lib).

Usage:
tdCf(n); n integer

Return:
list of rational numbers

Purpose:
computes up to degree n the coefficients of the Todd class of a line bundle

Note:

Example:
 
LIB "chern.lib";
// first 5 coefficients
ring r=0,(t), dp;
print( tdCf(4) );
==> [1]:
==> 1
==> [2]:
==> 1/2
==> [3]:
==> 1/12
==> [4]:
==> 0
==> [5]:
==> -1/720