Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 38d5a8dad2559c431a64de43ef46717fd401cbacdebfb9f2f9bea437a1036c6c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^