Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72f0101254bc7244a72b568a6b5387b241c4d1d68db5ca73c6480cf0fa9dbb22:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^