StevenXClontz’s Twitter Archive—№ 8,765

@pranavanandd @PlayerToTheLeft @sbagley @CmonMattTHINK Closed and bounded works here. One of the things you learn in intro calculus is "applied optimization" which says every continuous function applied to a closed and bounded set has a maximum, which is enough to show [a,b] cannot map continuously onto [0,oo).