//Look beyond the box! //The original 101 X 101 dbn square doesn't give you the full picture //you'd be fooled into thinking that there are four squares. //With the larger dbn square it becomes *clear* that there are //actually four triangles //... but what lies beyond the 202 x 202 dbn square??? forever { command square V W S C { pen C repeat A W (W+S) { line V A (V+S) A } } command outline X Y L P { pen P line X Y X (Y+L) line X (Y+L) (X+L) (Y+L) line (X+L) (Y+L) (X+L) Y line (x+L) Y X Y } paper 0 field 50 50 150 150 10 pen 100 //the triangles repeat A 0 85 { line (85-A) A (85-A) 85 } repeat A 115 200 { line 115 (A-115) A (A-115) } repeat A 0 85 { line A (A+115) 85 (A+115) } repeat A 115 200 { line 115 A A 115 } //the squares square 50 50 35 48 square 50 115 35 48 square 115 50 35 48 square 115 115 35 48 outline 50 50 100 100 }