Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 471edec295e3ee9652811de50a591b3e121866c69c290664a227a4548687436c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^