Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 86d970ff43619e7870f6e935a88b08c663b79c062c21e5f0b936624e603602d8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^