Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3ef8b602fd9fbe79432ecbb73fd59160b73d9550548f9ae4aad64e41b7b0c001:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^