Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2f9d7e9a6ebf1b935c74e837da888557dd231e5df2211bcd2dfd4dd794d57709:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^