Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5ea849d307be8b9790610f0132963fa651b531746e32bc3ed1be139e90035c6b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^