Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b176a73264fe45b6964070994eec96b593e945ca59f7208045cfed94183b292:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^