Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89c3a5023212f2cef373c3cb58b0a97fff18b2accb4bb72b4666e674b8c44bb7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^