Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b12384973d4e6249a30f1dec88600e9c147dc31489fcd77d3fa638def3491f95:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^