Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cdbbfe84dffff5e99c8f1ed2fe313b7f6f94177935ee42f5fe37448234c078ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^