Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a04e30944b96d76cb8d26d260adbf5cae8f177dbbe2cf3092fbaecc295d093d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^