Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c68ab07ab9316187533b336985b091113f41f2e10c8bb1ab2853c127502dbb4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^