Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b02e0f8f8fe329d149fd5926dbdcf580a2a363b73c40054f55f9778788c7800a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^