Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 45cabbbaedfa5f004c9cf129979ae23262be87bcaaeb2517fcc1335edab1d6fa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^