# Constants

#### MAX\_PROTOCOL\_FEE\_RATIO\_D3 <a href="#max_protocol_fee_ratio_d3" id="max_protocol_fee_ratio_d3"></a>

```solidity
uint8 constant MAX_PROTOCOL_FEE_RATIO_D3 = 0.25e3;
```

#### MAX\_PROTOCOL\_LENDING\_FEE\_RATE\_D18 <a href="#max_protocol_lending_fee_rate_d18" id="max_protocol_lending_fee_rate_d18"></a>

```solidity
uint256 constant MAX_PROTOCOL_LENDING_FEE_RATE_D18 = 0.02e18;
```

#### MAX\_POOL\_FEE\_D18 <a href="#max_pool_fee_d18" id="max_pool_fee_d18"></a>

```solidity
uint64 constant MAX_POOL_FEE_D18 = 0.5e18;
```

#### MIN\_LOOKBACK <a href="#min_lookback" id="min_lookback"></a>

```solidity
uint64 constant MIN_LOOKBACK = 30 minutes;
```

#### MAX\_TICK\_SPACING <a href="#max_tick_spacing" id="max_tick_spacing"></a>

```solidity
uint64 constant MAX_TICK_SPACING = 10_000;
```

#### NUMBER\_OF\_KINDS <a href="#number_of_kinds" id="number_of_kinds"></a>

```solidity
uint8 constant NUMBER_OF_KINDS = 4;
```

#### NUMBER\_OF\_KINDS\_32 <a href="#number_of_kinds_32" id="number_of_kinds_32"></a>

```solidity
int32 constant NUMBER_OF_KINDS_32 = int32(int8(NUMBER_OF_KINDS));
```

#### MAX\_TICK <a href="#max_tick" id="max_tick"></a>

```solidity
uint256 constant MAX_TICK = 322_378;
```

#### MAX\_TICK\_32 <a href="#max_tick_32" id="max_tick_32"></a>

```solidity
int32 constant MAX_TICK_32 = int32(int256(MAX_TICK));
```

#### MIN\_TICK\_32 <a href="#min_tick_32" id="min_tick_32"></a>

```solidity
int32 constant MIN_TICK_32 = int32(-int256(MAX_TICK));
```

#### MAX\_BINS\_TO\_MERGE <a href="#max_bins_to_merge" id="max_bins_to_merge"></a>

```solidity
uint256 constant MAX_BINS_TO_MERGE = 3;
```

#### MINIMUM\_LIQUIDITY <a href="#minimum_liquidity" id="minimum_liquidity"></a>

```solidity
uint128 constant MINIMUM_LIQUIDITY = 1e8;
```

#### MERGED\_LP\_BALANCE\_ADDRESS <a href="#merged_lp_balance_address" id="merged_lp_balance_address"></a>

```solidity
address constant MERGED_LP_BALANCE_ADDRESS = address(0);
```

#### MERGED\_LP\_BALANCE\_SUBACCOUNT <a href="#merged_lp_balance_subaccount" id="merged_lp_balance_subaccount"></a>

```solidity
uint256 constant MERGED_LP_BALANCE_SUBACCOUNT = 0;
```

#### ONE <a href="#one" id="one"></a>

```solidity
uint128 constant ONE = 1e18;
```

#### ONE\_SQUARED <a href="#one_squared" id="one_squared"></a>

```solidity
uint128 constant ONE_SQUARED = 1e36;
```

#### INT256\_ONE <a href="#int256_one" id="int256_one"></a>

```solidity
int256 constant INT256_ONE = 1e18;
```

#### ONE\_D8 <a href="#one_d8" id="one_d8"></a>

```solidity
uint256 constant ONE_D8 = 1e8;
```

#### ONE\_D3 <a href="#one_d3" id="one_d3"></a>

```solidity
uint256 constant ONE_D3 = 1e3;
```

#### INT\_ONE\_D8 <a href="#int_one_d8" id="int_one_d8"></a>

```solidity
int40 constant INT_ONE_D8 = 1e8;
```

#### HALF\_TICK\_D8 <a href="#half_tick_d8" id="half_tick_d8"></a>

```solidity
int40 constant HALF_TICK_D8 = 0.5e8;
```

#### DEFAULT\_DECIMALS <a href="#default_decimals" id="default_decimals"></a>

```solidity
uint8 constant DEFAULT_DECIMALS = 18;
```

#### DEFAULT\_SCALE <a href="#default_scale" id="default_scale"></a>

```solidity
uint256 constant DEFAULT_SCALE = 1;
```

#### EMPTY\_PRICE\_BREAKS <a href="#empty_price_breaks" id="empty_price_breaks"></a>

```solidity
bytes constant EMPTY_PRICE_BREAKS = hex"010000000000000000000000";
```

<br>