Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21284c0b519f09c3806dcf50362f2531112a9ea34f78b71128e97bdd2fdf4d52:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^