Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc2a7d84a4ddde010ea9c12feb3586da06bc0cc218bf7c7b22ba075eb8102002:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^