Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f96603ad9e45a95fdf371ac2fac4f619e1664eff58d46609281ae03fd9e1a11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^