Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc95b22554fdbee361a8f417c143c82b4f1c374d6e1ee9016b552201b1c71b4c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^