Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f1a7a469beca2e1809a0ce2fb8782de0b515eef3dbcbbc9fde564237d2f3f530:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^