Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 537acfbbf53efbac8d7e31bcb6e0e55ab397fcf5207440f9597620f6fb5cb85e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^