Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 47c772db46cbecd76a800a3459559a3e4dacf1d7d6ab88c6e7fe7ca70dba195e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^