Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cdd447c4e1be60505fd63ff46e11050ab5f0169cbd9d7bc6978831c96b5ca354:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^