Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71e95a6082dc0a8598fa157f75962b723da0b6c983f301c50af0076e9c9de0bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^