Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3d7baf8ec99267cdc0c42da019221f4d0c1ae29fbc7adc0723b07ddade007765:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^