Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4398cde19d8794cc8c7e5344d0d50db5aebe86d1e6d05b1bc16367153adfd440:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^