Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7907321f5a4a1171fde1f93e15e3b1c590fe4593293b0c49ba37d4482c0d885d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^