Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e09409ff1a0951da743ccff1b8f225529e291389e1c617125889dce90d88f61e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^