Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 77c78ddd7432a4b5b4a196c61e67d022412d498d678cea3eaeb7eccd05408da0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^