Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 462a2390225dcca19c9e819b2f6b7dea2fd8b4ca6ff8d07f7bdada8e4f5baac5:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^