Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70f731dca4cc4ae2b4412df2ba89ea4b6a8be22dee2405d1d8812a29aba28393:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^