Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1170e9a271648a83ecfd214209cb81cf6553bd6bb357c8c1193898a82ec5de73:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^