Cheesecake....is it a pie or a cake?

[TWRoO]

Pie.
http://www.seriouseats.com/required_eating/images/potd_pi-pie.jpg" width="118" height="119">

Tart.
http://whatscookingamerica.net/Desserts/PumpkinPie5.jpg" width="126" height="93">

Variations of Cake.
http://www.theage.com.au/ffximage/2006/02/13/chocolate_narrowweb__300x435,0.jpg" width="87" height="126">

http://i174.photobucket.com/albums/w113/MeetaA/Food/StrawberryMirrorCake02.jpg" width="150" height="111">

cheesecake
http://www.shyiam.com/wp-content/uploads/2007/06/cheesecake.jpg" width="130" height="103">