Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb9da5234d52e8114f1024c5f5e469dfc8d648cd17bce96e3fd80a714c80237f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^