Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> abae373e78ed6f84c6c8b890e992ea8e5aef43bbf676a5eac2dadbfbcd4b02cc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^