Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 616dcd86552840875f66002b460c500e0b44417a973c7c8c5c4da6adacaeab76:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^