Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 67ff370363bcf07b509bfbb04f30d0fa156ab4b0686190aeb38e5faf38aeaa27:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^