If the wife is known to be unfertile at the time of marriage, that does not in any way prevent a valid marriage from taking place. The example I think better applies is in understanding whether the child of a woman who was not Jewish at conception, but converts to Judaism just before birth, is Jewish. The answer is, yes, because it is the status of the woman at the time of birth that counts. A mamzer at birth cannot change status, for example. You can also gopher direct to nysernet.org.
Digests are the back-issues, grouped by volume.
Info-files is our archives. This is a question exacerbated and amplified by the Shoah. This is a far more intimidating question for those of us who have over the last decades continued to believe in the promises of the Enlightenment, that progress is inevitable. We know how hard it is is within Torah to insure menschlichkeyt. I must confess that I have a very difficult time reconciling the horrors of the Holocaust as G-d's punishment of his Chosen.