Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7162c0a2a02bb2ae1abfec018e34d04856d327a163a84a07a6a954da427c041a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^