Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a93229541ed5bdf68018fb12b735534e378152ff40b0a4b49840caba42d44a5c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^