Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7675018d32bd41db6189d1132f1133cca8e34e82af19e68fec4b1fd1bd7d458:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^