Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a2f23e35b8e42dafcebabc90feaff2ebfd659c73c2e7468cc825633be980769:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^