Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a90cd44ae9f406989e81593bcdf7a4fe3602abf2e0ed8a409fbac56e9fc101e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^