Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ea0f349bd491ca54e2825271f6a7f1e3f1b1e90eb263bf3241e10978d5fb02f1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^