Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5b62ebfaae3757d34a87ab198693a7a6b92321a8f64ddf554f341e0360d961fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^