Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 117de903c5fbc6bf167ac05dec7b213486659dd1a47a582a81ddc12f2b3e8efb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^