Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 591c2ce2e95df27e946be87bdb7fe9f8e927d0c977c775750f65b69bb0802c2b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^