Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6f4bdf61d264828073c2f46775d2e9ff149ace78b23f1e5a03337b3d6ec21d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^