Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3735b21b77099f020cb8fa4fc8596d1416f21434e928ece68a6a60ea8c2abd02:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^