Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c63bb13281614e2fc300c20e9b5a63a984dd41f3ab8c6118574851eff5f3bdc9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^