Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d5fe9e166291222233e5268f35907b2ab257ad17a4afe72485f81c6ae172fa4c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^