Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ecad1f1b26149639dbdbd02c3180a78f29fd5381ea2c43966ff0784d2bf034b7:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^