Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b9b12767246fd6db545ce6aaffe0765ea290f95270718af427f7ad6fee1a7bd1:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^