Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 121968025d606ef02315599f8eb71f289fa3e35fd98d09ecf0b2152afa3bf309:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^