Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 801a6149351278caa4ba6aa7bc71638b080f89c411f50ce31c1a3c8acb176f9f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^