Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b349a448b9a3c7158b087cca4c9a2f33a116d7b3860153ab31676196a70fd42a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^