Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 10a8cd1e1795bf95389e000cc750e4d95ca22d7936eeacfdeac094025dba45bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^