Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b85476c78f1afd1097756c7256aa6dd4dbf1c3cbeae550766dbbfc300fca3c4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^