Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5d16b4b89d7d53cfd7419589c85a74d65d8635159078f88613157953a87049bf:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^