Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b4a2cc022899352ab32e14dd9447bc92d2aa40b27b1fe0fab308d608f9b8c750:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^