Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c3a2fe8624a75ba4a5d31ca9ecb00730dcfdbecff2fc869a0785379673e8873:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^