Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 766c28b18d32466970ba81070e0e882768e85d85331a59a21fd52a9a99cf2bfe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^