Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6c63a6fd0e150f3e16f1252e6b3a9701229a13c0b82433fa78902db1d5e7f15:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^