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.
Rob Gronkowski enters ring at Wrestlemania and crushes wrestler after he gets beer thrown on him (video) Massachusetts Blogs. VIDEO: Rob Gronkowski jumps into ring at Wrestlemania 33 New York Daily News. Rob Gronkowski jumps into the ring to help ex-NFL friend at WrestleMania 33 YAHOO Sports. Rob Gronkowski Reportedly Received Permission From Patriots Before WrestleMania Appearance CBSBoston.