: (rpnCalculator "3 4 2 * 1 5 - 2 3 \^ \^ / +")
Token Stack
3 (3)
4 (4 3)
2 (2 4 3)
* (8 3)
1 (1 8 3)
5 (5 1 8 3)
- (-4 8 3)
2 (2 -4 8 3)
3 (3 2 -4 8 3)
^ (8 -4 8 3)
^ (65536 8 3)
/ (0 3)
+ (3)
3
-> 3