Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> feaed7a473525364c7928380bf63c827569f8886dd30b97f143a1c3a4429be3c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^