Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 77914a24c149d5fcc12391a214c534fb7315f71d9afc4cbf4f7c88b2d9775c39:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^