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Remove Liquidity

A. Multiple Assets Out

Transactions

1. AssetTransfer:
Sender: user_address Receiver: pool_address Index: pool_token_asset_id Amount: pool_token_asset_amount
2. AppCall:
Sender: user_address Index: tinyman_amm_v2_app_id OnComplete: NoOp App Args: [“remove_liquidity”, min_asset_1_out, min_asset_2_out] Foreign Assets: [asset_1_id, asset_2_id] Accounts: [pool_address] Fee: (3 * min_fee)

Side Effects

Local State Changes

  1. 1.
    asset_1_reserves
  2. 2.
    asset_2_reserves
  3. 3.
    issued_pool_tokens
  4. 4.
    asset_1_protocol_fees
  5. 5.
    asset_2_protocol_fees
  6. 6.
    asset_1_cumulative_price
  7. 7.
    asset_2_cumulative_price
  8. 8.
    cumulative_price_update_timestamp

Inner Transactions

1. AssetTransfer:
Sender: pool_address Receiver: user_address Index: asset_1_id Amount: (See formula III.A)
2. AssetTransfer/Pay:
Sender: pool_address Receiver: user_address Index: asset_2_id Amount: (See formula III.A)

B. Single Asset Out

Transactions

1. AssetTransfer:
Sender: user_address Receiver: pool_address Index: pool_token_asset_id Amount: pool_token_asset_amount
2. AppCall:
Sender: user_address Index: tinyman_amm_v2_app_id OnComplete: NoOp App Args: [“remove_liquidity”, min_asset_1_out, min_asset_2_out] Foreign Assets: [output_asset_id] Accounts: [pool_address] Fee: (3 * min_fee)

Side Effects

Local State Changes

  1. 1.
    asset_1_reserves
  2. 2.
    asset_2_reserves
  3. 3.
    issued_pool_tokens
  4. 4.
    asset_1_protocol_fees
  5. 5.
    asset_2_protocol_fees
  6. 6.
    asset_1_cumulative_price
  7. 7.
    asset_2_cumulative_price
  8. 8.
    cumulative_price_update_timestamp

Logs

  1. 1.
    input_asset_id
  2. 2.
    input_amount
  3. 3.
    swap_amount
  4. 4.
    output_asset_id
  5. 5.
    output_amount
  6. 6.
    poolers_fee_amount
  7. 7.
    protocol_fee_amount
  8. 8.
    total_fee_amount

Inner Transactions

1. App Call (to increase op code budget):
It is for increasing the opcode (computational) budget which is required for internal swap calculations.
2. AssetTransfer/Pay:
Sender: pool_address Receiver: user_address Index: output_asset_id Amount: (See formula III.B)