Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b5d1ae6bc1231be7922a7353f416a09b90f92b0cd871d3195534b966604ea8a1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^