Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc456dfb6318286adebe9eaa90d19ba9e920b4a2373d4cb5cdbdc950f07b4384:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^