Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c6ad944504f2cb4d6c36583633ff3962f412ca056e86120874d2e7f58e40974:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^