Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a8ea53875a350cd430bbed724ca7c5a6b387b425c41351d1999c0b56295b7bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^