Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 835123e604cedbccb9284365c79bdb40b5ce530b7a3342d95dba040388d4c1b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^