Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01e8c5d12199baf35279d2cad67015ce484cb7105d83ddf9fe3032d32dd0fd11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^