Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b6cadfe35738092624928baf48531d0c2c22f9b34a5a51a10ebc310695a2bd0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^