Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a799b11a8e3ea28f09799b08ea6be675761ffbb202b3ebf71a0a26a45274ea10:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^