Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec12cc203bebafcb8107a1c441864c8f793c5054dd3d99b35385a728102c4cce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^