name
,
link
,
inverse
,
deriv
, and
initialize
. The value of each component depends on
the value of
lambda
.
power(lambda=1)
power()
for an example.
The value
0
for
lambda
is a limiting case, and results in the
log
link function;
power
detects this situation.
If
lambda
is less than zero, it is taken as zero (implies log link).
glm(formula, family=quasi(link=power(1/3))) quasi(link=power(1/3)) quasi(link = power(0))[c("name","link","inverse","deriv","initialize")]