Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e381270e49d6351a0fa2ad50e9f6b5157a01b11b8bd840281716a55e498e03fb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^