2015-10-26 Thomas Yee <t.yee at auckland dot ac dot nz>
* R/links.q (all link functions): big changes, when
deriv >= 1 wrt 'inverse' argument. For example,
logit(p, deriv = 1, inverse = TRUE) is now
logit(p, deriv = 1, inverse = FALSE).
Models fitted under <= VGAM 0.9-9 and saved might not work
under >= VGAM 1.0-0.
2015-10-26 Thomas Yee <t.yee at auckland dot ac dot nz>
* R/family.normal.R (tobit): tobit()@weight implements
Fisher scoring entirely.
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