Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 34b3b9c668a591e14182d872d02d95ce34cb88ab46a5258c18b8d49cd1ffdcf1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^