Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4750a4b00ae79227acbe2ce1a3ed92518a18c1ae3aba09f390407d62934d9f3c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^