Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 50fd6e325bea18be53aff1dc1e8b3373b906f37738f8c6b798b86f94fa22164c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^