n1 sin Î¸1 = n2 sin Î¸2. This form of Snell's law was actually published by RenÃ© Descartes (1596â1650) France in La Dioptrique (1637). Snell did discover the relationship but articulated it in a different way. Today it is the form used by Descartes that is called Snell's law.. The index of refraction.
Robert Paxton Rob Gronkowski (born May 14, 1989), nicknamed  Gronk , is an American football tight end for the New England Patriots of the National Football League (NFL). He played college football at Arizona and was drafted by the Patriots with the 42nd pick in the second round of the 2010 NFL Draft.
It appears Rob Gronkowski might be on the free-agent market soon. Fear not, Patriots fans â Gronk still is suiting up for New England on the field. Weâre talking about the dating market. The 26-year-old tight end was caught participating in a âFree Bradyâ chant last weekend in a Charleston, S.C., club, but â shocker â it appears that wasnât the only thing he was up to that night.