Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 66a1d53b17b1162d187a4d1fb583bf46cc12c4e76516332c720f8a6f859e9cb0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^