Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a2be0f637e081f62ef2f7b5bd7c262927665dd442a88594136729eaca48182e8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^