Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 306fb63279b24e45777afbc195cb450c2b626e7d5ff2e80f2daa0cbe76da69be:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^