Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 395a2de0e1055ab3978e3b08e705ec6a4481d174be41c7d7c904d77df3a1cdf7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^