Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89b7b16c075a3f0abe5a0cc6c56c981711f2976a92656e282462977cc993a1eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^