Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c53ea9fdab8e3727fde505fb15d588395f6f1bd34ccf95ff762721e8d5d88971:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^