Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69f6986b2102d29ff298d4474f08addbbb36ca1b72242200ace0302b5ab49fcf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^