Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e68e707e388f33bdffd6b41c7565a9ef09e47739dbb76f3ed2ae1a12f6e68e4d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^