Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec19a6d5fd160ac1e2b9d31a2c5c34704d753b3778f16efa03f323a8442bb387:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^