Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32350a968ad838f5b7f880bf15a7702475dcb28ae0f105cac5ad649ebb42a1be:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^