Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8a11fd0e3729c68fffd88b7d64859c9e2fd3a5f1b302403f9d99c7816d332b17:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^