Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f708a4204092e4c91f1235dc6a8ef18d7d6ba9c5d220c157716ace86977f4a4f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^