Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bb13039b81a200a2730e47cb1d98d410fbbf6037130ec74218f3eda99509e0da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^