Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5ac8aabdd939c7026c248b70aec28c94fcb626484aca88b771d0d5f1a09213fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^