Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 51acef99d601464348da3f5aeac3dea0d6a3025dfd7d035b4830ddb1ca3e8070:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^