Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cd9672a2d4225ac07e51218cbc67786518c006ade1a7c1d5ebe3e9c3d24446ec:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^