Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3e2a385143aeff827f88794f1fbb5a276e75c4390f921dc53a9f570e0ef0e984:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^