Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2edbae992710e0174210668b00a24413406dc5ac329884a7b4fe1314f0a800ab:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^