Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 83057d2ac021ace0c782961c2a41a7f7d26ab7a24b11d060657ea060d9bc2c29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^