Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> df0fd97be37279fe95a2528d60364ba57b7ed7841d093ea0d13ef3f1a426a34f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^